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Abstract (1181) | Core Tip (1122) | Full Article (HTML) (7027) | Figures (1-3) (376) | Full Article (PDF)-1892K (574) | Peer-Review Report-99K (261) | Answering Reviewers-186K (381) | Received: 04/20/2015 | Revised: 06/19/2015 | Accepted: 07/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (16031) | Similar Articles (166) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1565) | Core Tip (1496) | Full Article (HTML) (9896) | Figures (1-3) (689) | Full Article (PDF)-1285K (1050) | Peer-Review Report-89K (271) | Answering Reviewers-62K (268) | Received: 03/27/2015 | Revised: 05/08/2015 | Accepted: 07/17/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (62) | Total Visits (19791) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (1) | Open

Abstract (1499) | Core Tip (1333) | Full Article (HTML) (6953) | Figures (1-3) (353) | Tables (1-3) (472) | Full Article (PDF)-1516K (875) | Peer-Review Report-133K (302) | Answering Reviewers-125K (253) | Received: 04/21/2015 | Revised: 05/26/2015 | Accepted: 07/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (38) | Total Visits (16507) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1250) | Core Tip (1105) | Full Article (HTML) (5279) | Figures (1-1) (390) | Full Article (PDF)-1028K (489) | Peer-Review Report-173K (247) | Answering Reviewers-162K (218) | Received: 04/27/2015 | Revised: 05/31/2015 | Accepted: 07/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (11) | Total Visits (13396) | Similar Articles (9) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1784) | Core Tip (1519) | Full Article (HTML) (15196) | Figures (1-4) (455) | Full Article (PDF)-1349K (1179) | Peer-Review Report-93K (320) | Answering Reviewers-68K (296) | Received: 04/19/2015 | Revised: 05/26/2015 | Accepted: 07/23/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (120) | Total Visits (25804) | Similar Articles (1748) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1790) | Core Tip (1417) | Full Article (HTML) (11836) | Figures (1-3) (388) | Tables (1-6) (449) | Full Article (PDF)-2290K (1195) | Peer-Review Report-126K (326) | Answering Reviewers-343K (377) | Received: 04/11/2014 | Revised: 03/13/2015 | Accepted: 05/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (134) | Total Visits (23348) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1842) | Core Tip (1654) | Full Article (HTML) (11103) | Figures (1-1) (373) | Tables (1-1) (375) | Full Article (PDF)-978K (1178) | Peer-Review Report-90K (357) | Answering Reviewers-28K (284) | Received: 01/29/2015 | Revised: 05/15/2015 | Accepted: 06/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (239) | Total Visits (25413) | Similar Articles (163) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1172) | Core Tip (1210) | Full Article (HTML) (3610) | Figures (1-1) (367) | Full Article (PDF)-966K (408) | Peer-Review Report-120K (237) | Answering Reviewers-134K (196) | Received: 03/11/2015 | Revised: 05/04/2015 | Accepted: 06/16/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (11279) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1338) | Core Tip (1163) | Full Article (HTML) (4392) | Figures (1-1) (359) | Tables (1-1) (332) | Full Article (PDF)-960K (561) | Peer-Review Report-135K (220) | Answering Reviewers-360K (228) | Received: 01/28/2015 | Revised: 04/27/2015 | Accepted: 05/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (12675) | Similar Articles (94) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1505) | Core Tip (1483) | Full Article (HTML) (10730) | Figures (1-4) (409) | Tables (1-1) (327) | Full Article (PDF)-1966K (1263) | Peer-Review Report-128K (334) | Answering Reviewers-112K (295) | Received: 04/27/2015 | Revised: 05/30/2015 | Accepted: 07/23/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (163) | Total Visits (20754) | Similar Articles (185) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1790) | Core Tip (1970) | Full Article (HTML) (4198) | Figures (1-5) (412) | Full Article (PDF)-1208K (484) | Peer-Review Report-81K (257) | Answering Reviewers-51K (266) | Received: 01/24/2015 | Revised: 03/25/2015 | Accepted: 06/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (13) | Total Visits (18192) | Similar Articles (121) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1413) | Core Tip (1299) | Full Article (HTML) (4817) | Figures (1-11) (379) | Tables (1-2) (397) | Full Article (PDF)-2591K (434) | Peer-Review Report-110K (219) | Answering Reviewers-190K (269) | Received: 02/02/2015 | Revised: 05/06/2015 | Accepted: 06/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (13) | Total Visits (16896) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1336) | Core Tip (1174) | Full Article (HTML) (6963) | Figures (1-4) (456) | Full Article (PDF)-1904K (623) | Peer-Review Report-100K (213) | Answering Reviewers-175K (197) | Received: 03/05/2015 | Revised: 05/05/2015 | Accepted: 07/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (75) | Total Visits (15208) | Similar Articles (1) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open