Abstract (1155) | Core Tip (887) | Full Article (HTML) (1786) | Figures (1-2) (196) | Full Article (PDF)-735K (278) | Peer-Review Report-109K (222) | Answering Reviewers-111K (145) | Received: 08/28/2013 | Accepted: 12/19/2013 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (3) | Total Visits (6615) | Similar Articles (1113) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (995) | Core Tip (1062) | Full Article (HTML) (2854) | Figures (1-1) (190) | Tables (1-4) (235) | Full Article (PDF)-703K (359) | Peer-Review Report-114K (244) | Answering Reviewers-546K (202) | Received: 08/21/2013 | Revised: 10/20/2013 | Accepted: 11/19/2013 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (13) | Total Visits (8703) | Similar Articles (41) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (986) | Core Tip (1022) | Full Article (HTML) (3198) | Tables (1-5) (265) | Full Article (PDF)-735K (435) | Peer-Review Report-135K (249) | Answering Reviewers-127K (217) | Received: 10/14/2013 | Revised: 12/07/2013 | Accepted: 12/19/2013 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (8796) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open