Abstract (1275) | Core Tip (1236) | Full Article (HTML) (2649) | Figures (1-2) (419) | Tables (1-3) (463) | Full Article (PDF)-927K (341) | Peer-Review Report-72K (231) | Answering Reviewers-93K (211) | Received: 12/30/2014 | Revised: 03/02/2015 | Accepted: 04/14/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (13795) | Similar Articles (22) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1145) | Core Tip (1209) | Full Article (HTML) (3545) | Figures (1-4) (467) | Full Article (PDF)-953K (366) | Peer-Review Report-153K (259) | Answering Reviewers-135K (207) | Received: 09/02/2014 | Revised: 02/23/2015 | Accepted: 03/18/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (13108) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1323) | Core Tip (1251) | Full Article (HTML) (3248) | Figures (1-6) (341) | Full Article (PDF)-836K (505) | Peer-Review Report-72K (317) | Answering Reviewers-87K (238) | Received: 11/02/2014 | Revised: 01/02/2015 | Accepted: 04/14/2015 | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (3) | Total Visits (12998) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open