Abstract (1832) | Core Tip (1828) | Full Article (HTML) (9492) | Full Article (PDF)-837K (881) | Peer-Review Report-80K (338) | Answering Reviewers-216K (367) | Received: 10/07/2013 | Revised: 01/16/2014 | Accepted: 03/04/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (110) | Total Visits (17534) | Similar Articles (4) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1612) | Core Tip (1386) | Full Article (HTML) (17868) | Figures (1-3) (527) | Full Article (PDF)-1019K (881) | Peer-Review Report-67K (337) | Answering Reviewers-20K (371) | Received: 12/28/2013 | Revised: 02/28/2014 | Accepted: 03/14/2014 | CrossRef | Google Scholar | Times Cited (5) | Total Visits (26096) | Similar Articles (6) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1826) | Core Tip (1453) | Full Article (HTML) (19141) | Figures (1-33) (878) | Tables (1-3) (386) | Full Article (PDF)-1740K (821) | Peer-Review Report-67K (311) | Answering Reviewers-76K (220) | Received: 10/07/2013 | Revised: 01/16/2014 | Accepted: 03/04/2014 | CrossRef | Google Scholar | Times Cited (3) | Total Visits (28043) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1762) | Core Tip (1398) | Full Article (HTML) (3999) | Figures (1-6) (876) | Full Article (PDF)-1177K (497) | Peer-Review Report-72K (281) | Answering Reviewers-1230K (308) | Received: 11/04/2013 | Accepted: 01/20/2014 | CrossRef | Google Scholar | Times Cited (0) | Total Visits (11406) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open