Abstract (1773) | Core Tip (1727) | Full Article (HTML) (8607) | Full Article (PDF)-837K (868) | Peer-Review Report-80K (327) | Answering Reviewers-216K (357) | Received: 10/07/2013 | Revised: 01/16/2014 | Accepted: 03/04/2014 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (108) | Total Visits (16385) | Similar Articles (4) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1547) | Core Tip (1330) | Full Article (HTML) (17154) | Figures (1-3) (477) | Full Article (PDF)-1019K (869) | Peer-Review Report-67K (329) | Answering Reviewers-20K (355) | Received: 12/28/2013 | Revised: 02/28/2014 | Accepted: 03/14/2014 | CrossRef | Google Scholar | Times Cited (5) | Total Visits (25098) | Similar Articles (6) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1763) | Core Tip (1405) | Full Article (HTML) (18515) | Figures (1-33) (782) | Tables (1-3) (336) | Full Article (PDF)-1740K (803) | Peer-Review Report-67K (299) | Answering Reviewers-76K (208) | Received: 10/07/2013 | Revised: 01/16/2014 | Accepted: 03/04/2014 | CrossRef | Google Scholar | Times Cited (3) | Total Visits (27035) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1708) | Core Tip (1350) | Full Article (HTML) (3889) | Figures (1-6) (776) | Full Article (PDF)-1177K (489) | Peer-Review Report-72K (275) | Answering Reviewers-1230K (302) | Received: 11/04/2013 | Accepted: 01/20/2014 | CrossRef | Google Scholar | Times Cited (0) | Total Visits (11001) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open