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Abstract (1461) | Core Tip (1439) | Full Article (HTML) (7348) | Figures (1-2) (510) | Tables (1-4) (437) | Full Article (PDF)-1438K (1235) | Audio-1499K (1085) | Peer-Review Report-141K (292) | Answering Reviewers-290K (304) | Received: 05/22/2015 | Revised: 10/29/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (20391) | Similar Articles (4) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1911) | Core Tip (1481) | Full Article (HTML) (11448) | Figures (1-11) (628) | Tables (1-2) (596) | Full Article (PDF)-2193K (1256) | Audio-545K (33) | Peer-Review Report-90K (297) | Answering Reviewers-110K (307) | Received: 04/29/2015 | Revised: 10/07/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (24571) | Similar Articles (275) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1580) | Core Tip (1546) | Full Article (HTML) (6492) | Figures (1-1) (431) | Tables (1-1) (408) | Full Article (PDF)-1123K (848) | Audio-322K (32) | Peer-Review Report-86K (269) | Answering Reviewers-180K (269) | Received: 05/15/2015 | Revised: 08/04/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (16813) | Similar Articles (101) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1580) | Core Tip (1511) | Full Article (HTML) (7597) | Full Article (PDF)-1029K (1033) | Audio-1113K (23) | Peer-Review Report-105K (257) | Answering Reviewers-312K (345) | Received: 05/06/2015 | Revised: 09/18/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (79) | Total Visits (17837) | Similar Articles (335) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1228) | Core Tip (1103) | Full Article (HTML) (4690) | Figures (1-2) (549) | Full Article (PDF)-1084K (474) | Audio-2067K (21) | Peer-Review Report-88K (196) | Answering Reviewers-81K (259) | Received: 05/11/2015 | Revised: 09/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (13244) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1377) | Core Tip (1439) | Full Article (HTML) (5512) | Full Article (PDF)-889K (985) | Audio-77K (23) | Peer-Review Report-119K (311) | Answering Reviewers-3K (337) | Received: 05/29/2015 | Revised: 11/17/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15487) | Similar Articles (1004) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1464) | Core Tip (1343) | Full Article (HTML) (6818) | Full Article (PDF)-978K (932) | Audio-616K (21) | Peer-Review Report-105K (299) | Answering Reviewers-223K (281) | Received: 04/28/2015 | Revised: 10/01/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (46) | Total Visits (16227) | Similar Articles (73) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1602) | Core Tip (1467) | Full Article (HTML) (13698) | Tables (1-4) (378) | Full Article (PDF)-1031K (1617) | Audio-2163K (37) | Peer-Review Report-154K (285) | Answering Reviewers-56K (282) | Received: 05/01/2015 | Revised: 08/05/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (118) | Total Visits (26914) | Similar Articles (556) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1620) | Core Tip (1567) | Full Article (HTML) (9521) | Figures (1-2) (422) | Full Article (PDF)-1243K (1124) | Audio-780K (24) | Peer-Review Report-113K (315) | Answering Reviewers-69K (290) | Received: 05/14/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (20214) | Similar Articles (0) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1348) | Core Tip (1365) | Full Article (HTML) (8250) | Figures (1-1) (453) | Tables (1-1) (384) | Full Article (PDF)-1280K (833) | Audio-2240K (19) | Peer-Review Report-95K (260) | Answering Reviewers-72K (279) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 12/01/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (18906) | Similar Articles (0) | Timeline of Article Publication (4) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1470) | Core Tip (1571) | Full Article (HTML) (10063) | Figures (1-4) (494) | Tables (1-1) (385) | Full Article (PDF)-1730K (1127) | Audio-820K (30) | Peer-Review Report-105K (337) | Answering Reviewers-229K (340) | Received: 05/29/2015 | Revised: 08/14/2015 | Accepted: 10/26/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (99) | Total Visits (20899) | Similar Articles (377) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1376) | Core Tip (1294) | Full Article (HTML) (5923) | Tables (1-1) (375) | Full Article (PDF)-957K (764) | Audio-1050K (16) | Peer-Review Report-79K (233) | Answering Reviewers-174K (245) | Received: 04/28/2015 | Revised: 09/30/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (15282) | Similar Articles (331) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1330) | Core Tip (1329) | Full Article (HTML) (6469) | Figures (1-3) (425) | Tables (1-1) (353) | Full Article (PDF)-1825K (891) | Audio-1433K (35) | Peer-Review Report-95K (340) | Answering Reviewers-135K (274) | Received: 07/20/2015 | Revised: 09/25/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (39) | Total Visits (16964) | Similar Articles (331) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1377) | Core Tip (1461) | Full Article (HTML) (7794) | Figures (1-1) (446) | Full Article (PDF)-1163K (1025) | Audio-2477K (23) | Peer-Review Report-96K (417) | Answering Reviewers-16K (271) | Received: 05/28/2015 | Revised: 08/06/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (50) | Total Visits (17827) | Similar Articles (1745) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1595) | Core Tip (1537) | Full Article (HTML) (8171) | Tables (1-3) (393) | Full Article (PDF)-980K (1413) | Audio-1860K (25) | Peer-Review Report-81K (286) | Answering Reviewers-243K (310) | Received: 04/28/2015 | Revised: 07/08/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (43) | Total Visits (19229) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1295) | Core Tip (1294) | Full Article (HTML) (7556) | Figures (1-1) (427) | Tables (1-4) (429) | Full Article (PDF)-1063K (1174) | Audio-140K (30) | Peer-Review Report-109K (262) | Answering Reviewers-62K (259) | Received: 04/28/2015 | Revised: 10/14/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (68) | Total Visits (18287) | Similar Articles (496) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1317) | Core Tip (1167) | Full Article (HTML) (4430) | Tables (1-1) (405) | Full Article (PDF)-909K (684) | Audio-780K (12) | Peer-Review Report-81K (201) | Answering Reviewers-69K (281) | Received: 05/29/2015 | Revised: 10/10/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (12603) | Similar Articles (2) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1505) | Core Tip (1494) | Full Article (HTML) (8833) | Figures (1-3) (462) | Full Article (PDF)-1060K (1629) | Audio-830K (25) | Peer-Review Report-92K (303) | Answering Reviewers-251K (460) | Received: 04/27/2015 | Revised: 09/29/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (78) | Total Visits (19866) | Similar Articles (505) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1506) | Core Tip (1548) | Full Article (HTML) (9255) | Figures (1-1) (425) | Tables (1-4) (616) | Full Article (PDF)-1183K (1330) | Audio-595K (22) | Peer-Review Report-79K (289) | Answering Reviewers-64K (292) | Received: 04/17/2015 | Revised: 10/20/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (95) | Total Visits (20377) | Similar Articles (512) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1432) | Core Tip (1347) | Full Article (HTML) (5376) | Full Article (PDF)-1013K (766) | Audio-289K (31) | Peer-Review Report-141K (317) | Answering Reviewers-43K (257) | Received: 05/07/2015 | Accepted: 11/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (14546) | Similar Articles (496) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1486) | Core Tip (1540) | Full Article (HTML) (13583) | Figures (1-6) (1470) | Full Article (PDF)-1364K (1376) | Audio-102K (36) | Peer-Review Report-107K (299) | Answering Reviewers-4K (345) | Received: 04/29/2015 | Revised: 08/13/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (24626) | Similar Articles (35) | Timeline of Article Publication (8) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1312) | Core Tip (1312) | Full Article (HTML) (10148) | Figures (1-4) (506) | Full Article (PDF)-1292K (962) | Audio-2615K (21) | Peer-Review Report-78K (274) | Answering Reviewers-73K (294) | Received: 04/28/2015 | Revised: 09/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (55) | Total Visits (19121) | Similar Articles (41) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1208) | Core Tip (1214) | Full Article (HTML) (5097) | Figures (1-4) (427) | Full Article (PDF)-1386K (610) | Audio-485K (13) | Peer-Review Report-82K (223) | Answering Reviewers-92K (245) | Received: 05/28/2015 | Revised: 10/14/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (15507) | Similar Articles (71) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1352) | Core Tip (1273) | Full Article (HTML) (8434) | Figures (1-3) (595) | Full Article (PDF)-1287K (816) | Audio-450K (18) | Peer-Review Report-72K (303) | Answering Reviewers-170K (253) | Received: 04/28/2015 | Revised: 09/12/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (18651) | Similar Articles (69) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1260) | Core Tip (1267) | Full Article (HTML) (8391) | Full Article (PDF)-1002K (1022) | Audio-461K (28) | Peer-Review Report-89K (332) | Answering Reviewers-149K (396) | Received: 07/28/2015 | Revised: 09/14/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (59) | Total Visits (19290) | Similar Articles (253) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2101) | Core Tip (1207) | Full Article (HTML) (6602) | Figures (1-3) (452) | Tables (1-5) (428) | Full Article (PDF)-1341K (974) | Audio-1712K (41) | Peer-Review Report-87K (281) | Answering Reviewers-24K (417) | Received: 08/08/2015 | Revised: 10/11/2015 | Accepted: 11/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (50) | Total Visits (17203) | Similar Articles (2) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1381) | Core Tip (1368) | Full Article (HTML) (7106) | Figures (1-2) (443) | Tables (1-4) (438) | Full Article (PDF)-1092K (951) | Audio-2414K (30) | Peer-Review Report-89K (301) | Answering Reviewers-48K (272) | Received: 07/31/2015 | Revised: 09/20/2015 | Accepted: 11/24/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (17228) | Similar Articles (237) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1372) | Core Tip (1387) | Full Article (HTML) (9060) | Figures (1-1) (457) | Tables (1-2) (411) | Full Article (PDF)-3193K (1394) | Audio-463K (55) | Peer-Review Report-97K (258) | Answering Reviewers-107K (285) | Received: 06/25/2015 | Revised: 08/20/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (98) | Total Visits (21513) | Similar Articles (125) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1249) | Core Tip (1209) | Full Article (HTML) (4838) | Figures (1-2) (295) | Tables (1-1) (388) | Full Article (PDF)-1670K (801) | Audio-960K (22) | Peer-Review Report-118K (275) | Answering Reviewers-196K (195) | Received: 07/22/2015 | Revised: 09/28/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (37) | Total Visits (13909) | Similar Articles (12) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1662) | Core Tip (1616) | Full Article (HTML) (13154) | Figures (1-3) (514) | Tables (1-8) (689) | Full Article (PDF)-1424K (1557) | Audio-536K (42) | Peer-Review Report-110K (361) | Answering Reviewers-337K (526) | Received: 04/28/2015 | Revised: 10/11/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (101) | Total Visits (26763) | Similar Articles (742) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1268) | Core Tip (1383) | Full Article (HTML) (5043) | Figures (1-1) (414) | Tables (1-4) (410) | Full Article (PDF)-1163K (912) | Audio-719K (18) | Peer-Review Report-121K (217) | Answering Reviewers-126K (238) | Received: 05/30/2015 | Revised: 08/20/2015 | Accepted: 10/29/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (14685) | Similar Articles (1) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1298) | Core Tip (1521) | Full Article (HTML) (6122) | Tables (1-2) (477) | Full Article (PDF)-1043K (1071) | Audio-815K (17) | Peer-Review Report-78K (358) | Answering Reviewers-60K (353) | Received: 07/27/2015 | Revised: 09/26/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (47) | Total Visits (16449) | Similar Articles (141) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1414) | Core Tip (1346) | Full Article (HTML) (5897) | Figures (1-3) (448) | Tables (1-1) (436) | Full Article (PDF)-933K (789) | Audio-736K (13) | Peer-Review Report-77K (275) | Answering Reviewers-38K (292) | Received: 04/05/2015 | Revised: 07/14/2015 | Accepted: 11/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (86) | Total Visits (17285) | Similar Articles (223) | Timeline of Article Publication (8) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1189) | Core Tip (1506) | Full Article (HTML) (2844) | Full Article (PDF)-703K (478) | Audio-3696K (12) | Peer-Review Report-84K (241) | Answering Reviewers-39K (206) | Received: 04/18/2015 | Revised: 07/02/2015 | Accepted: 10/13/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (11839) | Similar Articles (508) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open