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Abstract (1341) | Core Tip (1282) | Full Article (HTML) (7443) | Figures (1-1) (517) | Full Article (PDF)-1231K (688) | Peer-Review Report-88K (316) | Answering Reviewers-67K (261) | Received: 04/13/2015 | Revised: 06/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (17720) | Similar Articles (35) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1410) | Core Tip (1340) | Full Article (HTML) (5131) | Full Article (PDF)-1201K (715) | Peer-Review Report-79K (287) | Answering Reviewers-209K (267) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (14471) | Similar Articles (88) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1383) | Core Tip (1348) | Full Article (HTML) (5345) | Tables (1-4) (508) | Full Article (PDF)-1201K (704) | Peer-Review Report-80K (219) | Answering Reviewers-92K (293) | Received: 04/15/2015 | Revised: 06/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (16214) | Similar Articles (25) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1730) | Core Tip (1456) | Full Article (HTML) (16074) | Tables (1-4) (471) | Full Article (PDF)-1241K (2272) | Peer-Review Report-101K (462) | Answering Reviewers-283K (410) | Received: 04/26/2015 | Revised: 07/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (224) | Total Visits (29062) | Similar Articles (374) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1439) | Core Tip (1375) | Full Article (HTML) (6131) | Figures (1-1) (520) | Full Article (PDF)-1205K (769) | Peer-Review Report-79K (266) | Answering Reviewers-112K (257) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (15226) | Similar Articles (163) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1488) | Core Tip (1490) | Full Article (HTML) (8870) | Figures (1-2) (477) | Full Article (PDF)-1274K (1098) | Peer-Review Report-83K (280) | Answering Reviewers-326K (280) | Received: 06/03/2015 | Revised: 09/11/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (79) | Total Visits (20401) | Similar Articles (331) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1657) | Core Tip (1404) | Full Article (HTML) (17010) | Figures (1-1) (450) | Tables (1-1) (390) | Full Article (PDF)-1536K (812) | Peer-Review Report-104K (249) | Answering Reviewers-212K (293) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (32) | Total Visits (27068) | Similar Articles (354) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1736) | Core Tip (1444) | Full Article (HTML) (7591) | Figures (1-2) (433) | Full Article (PDF)-1408K (971) | Peer-Review Report-81K (279) | Answering Reviewers-105K (455) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (19224) | Similar Articles (1745) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1676) | Core Tip (1370) | Full Article (HTML) (14514) | Figures (1-3) (438) | Tables (1-2) (407) | Full Article (PDF)-1591K (1436) | Peer-Review Report-78K (327) | Answering Reviewers-71K (495) | Received: 04/28/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (69) | Total Visits (26172) | Similar Articles (1746) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1570) | Core Tip (1453) | Full Article (HTML) (11891) | Figures (1-2) (438) | Tables (1-3) (363) | Full Article (PDF)-3282K (1264) | Peer-Review Report-91K (274) | Answering Reviewers-100K (322) | Received: 04/16/2015 | Revised: 05/28/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (23642) | Similar Articles (1751) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1456) | Core Tip (1285) | Full Article (HTML) (6359) | Figures (1-1) (457) | Tables (1-1) (357) | Full Article (PDF)-1208K (823) | Peer-Review Report-109K (296) | Answering Reviewers-11K (263) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (16004) | Similar Articles (64) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1192) | Core Tip (1208) | Full Article (HTML) (5425) | Tables (1-2) (397) | Full Article (PDF)-1257K (611) | Peer-Review Report-88K (357) | Answering Reviewers-63K (274) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (15929) | Similar Articles (2291) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1393) | Core Tip (1243) | Full Article (HTML) (4389) | Tables (1-1) (432) | Full Article (PDF)-1087K (708) | Peer-Review Report-79K (233) | Answering Reviewers-210K (231) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (13084) | Similar Articles (871) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1464) | Core Tip (1431) | Full Article (HTML) (4867) | Tables (1-3) (396) | Full Article (PDF)-1175K (708) | Peer-Review Report-111K (280) | Answering Reviewers-93K (446) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (14344) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1342) | Core Tip (1293) | Full Article (HTML) (4953) | Tables (1-3) (389) | Full Article (PDF)-1244K (709) | Peer-Review Report-99K (239) | Answering Reviewers-103K (249) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (14495) | Similar Articles (240) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1353) | Core Tip (1315) | Full Article (HTML) (7581) | Figures (1-2) (540) | Tables (1-3) (450) | Full Article (PDF)-1435K (764) | Peer-Review Report-144K (276) | Answering Reviewers-91K (331) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (17447) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1626) | Core Tip (1550) | Full Article (HTML) (9381) | Figures (1-1) (426) | Tables (1-3) (441) | Full Article (PDF)-1377K (1832) | Peer-Review Report-81K (330) | Answering Reviewers-192K (446) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (21358) | Similar Articles (41) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1244) | Core Tip (1309) | Full Article (HTML) (4198) | Tables (1-4) (410) | Full Article (PDF)-1160K (492) | Peer-Review Report-118K (222) | Answering Reviewers-450K (228) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (12729) | Similar Articles (279) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1137) | Core Tip (1220) | Full Article (HTML) (7084) | Figures (1-1) (430) | Full Article (PDF)-1069K (736) | Peer-Review Report-92K (218) | Answering Reviewers-105K (310) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (16079) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1339) | Core Tip (1514) | Full Article (HTML) (8391) | Figures (1-6) (511) | Tables (1-1) (383) | Full Article (PDF)-1824K (884) | Peer-Review Report-99K (285) | Answering Reviewers-185K (6373) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (7) | Total Visits (24596) | Similar Articles (1745) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1400) | Core Tip (1151) | Full Article (HTML) (7422) | Figures (1-3) (413) | Full Article (PDF)-1184K (928) | Peer-Review Report-91K (243) | Answering Reviewers-106K (317) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (86) | Total Visits (16112) | Similar Articles (1772) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

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Abstract (1185) | Core Tip (1108) | Full Article (HTML) (7425) | Tables (1-1) (354) | Full Article (PDF)-1093K (763) | Peer-Review Report-86K (205) | Answering Reviewers-106K (250) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (15830) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1238) | Core Tip (1181) | Full Article (HTML) (4977) | Figures (1-8) (474) | Tables (1-8) (453) | Full Article (PDF)-1292K (799) | Peer-Review Report-92K (246) | Answering Reviewers-36K (257) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (14439) | Similar Articles (2311) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open