Abstract (1939) | Core Tip (2014) | Full Article (HTML) (9953) | Full Article (PDF)-837K (911) | Peer-Review Report-80K (358) | Answering Reviewers-216K (387) | Received: 10/07/2013 | Revised: 01/16/2014 | Accepted: 03/04/2014 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (114) | Total Visits (18440) | Similar Articles (4) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1737) | Core Tip (1498) | Full Article (HTML) (19085) | Figures (1-3) (611) | Full Article (PDF)-1019K (904) | Peer-Review Report-67K (352) | Answering Reviewers-20K (390) | Received: 12/28/2013 | Revised: 02/28/2014 | Accepted: 03/14/2014 | RCA | CrossRef | Google Scholar | Times Cited (6) | Total Visits (27744) | Similar Articles (8) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1916) | Core Tip (1541) | Full Article (HTML) (20321) | Figures (1-33) (1016) | Tables (1-3) (456) | Full Article (PDF)-1740K (855) | Peer-Review Report-67K (325) | Answering Reviewers-76K (236) | Received: 10/07/2013 | Revised: 01/16/2014 | Accepted: 03/04/2014 | RCA | CrossRef | Google Scholar | Times Cited (3) | Total Visits (29773) | 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 (1464) | Full Article (HTML) (4183) | Figures (1-6) (1029) | Full Article (PDF)-1177K (511) | Peer-Review Report-72K (292) | Answering Reviewers-1230K (315) | Received: 11/04/2013 | Accepted: 01/20/2014 | RCA | CrossRef | Google Scholar | Times Cited (0) | Total Visits (11966) | Similar Articles (0) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open