Abstract (1379) | Core Tip (1268) | Full Article (HTML) (3619) | Full Article (PDF)-843K (479) | Peer-Review Report-107K (255) | Answering Reviewers-65K (285) | Received: 01/28/2015 | Revised: 02/17/2015 | Accepted: 03/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (12159) | Similar Articles (2188) | Timeline of Article Publication (0) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1300) | Core Tip (1358) | Full Article (HTML) (4224) | Tables (1-2) (539) | Full Article (PDF)-900K (802) | Peer-Review Report-85K (334) | Answering Reviewers-269K (276) | Received: 01/13/2015 | Revised: 02/14/2015 | Accepted: 03/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (16897) | Similar Articles (373) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1773) | Core Tip (1887) | Full Article (HTML) (21332) | Figures (1-3) (557) | Tables (1-2) (544) | Full Article (PDF)-1289K (1267) | Peer-Review Report-93K (381) | Answering Reviewers-105K (365) | Received: 08/13/2014 | Revised: 12/22/2014 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (99) | Total Visits (36346) | Similar Articles (342) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1833) | Core Tip (1803) | Full Article (HTML) (32830) | Figures (1-8) (747) | Tables (1-3) (493) | Full Article (PDF)-1602K (3854) | Peer-Review Report-86K (441) | Answering Reviewers-205K (463) | Received: 05/20/2014 | Revised: 11/26/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (299) | Total Visits (47743) | Similar Articles (353) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1294) | Core Tip (1330) | Full Article (HTML) (4677) | Figures (1-5) (499) | Tables (1-2) (462) | Full Article (PDF)-1363K (613) | Peer-Review Report-95K (296) | Answering Reviewers-70K (230) | Received: 09/11/2014 | Revised: 12/16/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (16222) | Similar Articles (24) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1489) | Core Tip (1232) | Full Article (HTML) (6252) | Figures (1-8) (868) | Tables (1-2) (509) | Full Article (PDF)-3025K (667) | Peer-Review Report-94K (305) | Answering Reviewers-29K (261) | Received: 07/04/2014 | Revised: 12/30/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (16016) | Similar Articles (1870) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1424) | Core Tip (1380) | Full Article (HTML) (5404) | Figures (1-1) (497) | Tables (1-1) (530) | Full Article (PDF)-1119K (796) | Peer-Review Report-129K (357) | Answering Reviewers-93K (308) | Received: 08/14/2014 | Revised: 01/03/2015 | Accepted: 02/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (16167) | Similar Articles (40) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1308) | Core Tip (1369) | Full Article (HTML) (5046) | Tables (1-1) (597) | Full Article (PDF)-965K (671) | Peer-Review Report-129K (481) | Answering Reviewers-104K (333) | Received: 08/26/2014 | Revised: 10/31/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (14549) | Similar Articles (476) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1373) | Core Tip (1197) | Full Article (HTML) (3782) | Tables (1-4) (699) | Full Article (PDF)-1069K (561) | Peer-Review Report-102K (337) | Answering Reviewers-46K (312) | Received: 07/26/2014 | Revised: 08/29/2014 | Accepted: 03/05/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (13489) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1334) | Core Tip (1260) | Full Article (HTML) (3393) | Figures (1-2) (482) | Full Article (PDF)-1078K (418) | Peer-Review Report-112K (287) | Answering Reviewers-78K (222) | Received: 09/02/2014 | Revised: 01/10/2015 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (7) | Total Visits (12222) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open