Abstract (1213) | Core Tip (914) | Full Article (HTML) (1823) | Figures (1-2) (205) | Full Article (PDF)-735K (283) | Peer-Review Report-109K (225) | Answering Reviewers-111K (148) | Received: 08/28/2013 | Accepted: 12/19/2013 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (3) | Total Visits (6791) | Similar Articles (1122) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1013) | Core Tip (1088) | Full Article (HTML) (2919) | Figures (1-1) (197) | Tables (1-4) (255) | Full Article (PDF)-703K (367) | Peer-Review Report-114K (248) | Answering Reviewers-546K (206) | Received: 08/21/2013 | Revised: 10/20/2013 | Accepted: 11/19/2013 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (16) | Total Visits (8884) | Similar Articles (41) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1007) | Core Tip (1054) | Full Article (HTML) (3261) | Tables (1-5) (281) | Full Article (PDF)-735K (441) | Peer-Review Report-135K (253) | Answering Reviewers-127K (221) | Received: 10/14/2013 | Revised: 12/07/2013 | Accepted: 12/19/2013 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (32) | Total Visits (8971) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open