Abstract (1315) | Core Tip (1190) | Full Article (HTML) (3488) | Full Article (PDF)-843K (456) | Peer-Review Report-107K (236) | Answering Reviewers-65K (269) | Received: 01/28/2015 | Revised: 02/17/2015 | Accepted: 03/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (9) | Total Visits (11545) | Similar Articles (2119) | Timeline of Article Publication (0) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1237) | Core Tip (1270) | Full Article (HTML) (4021) | Tables (1-2) (464) | Full Article (PDF)-900K (765) | Peer-Review Report-85K (313) | Answering Reviewers-269K (261) | Received: 01/13/2015 | Revised: 02/14/2015 | Accepted: 03/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (15799) | Similar Articles (365) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1702) | Core Tip (1798) | Full Article (HTML) (20561) | Figures (1-3) (490) | Tables (1-2) (478) | Full Article (PDF)-1289K (1193) | Peer-Review Report-93K (360) | Answering Reviewers-105K (345) | Received: 08/13/2014 | Revised: 12/22/2014 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (94) | Total Visits (34653) | Similar Articles (338) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1757) | Core Tip (1716) | Full Article (HTML) (31491) | Figures (1-8) (665) | Tables (1-3) (443) | Full Article (PDF)-1602K (1593) | Peer-Review Report-86K (406) | Answering Reviewers-205K (442) | Received: 05/20/2014 | Revised: 11/26/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (293) | Total Visits (43566) | Similar Articles (339) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1220) | Core Tip (1257) | Full Article (HTML) (4548) | Figures (1-5) (451) | Tables (1-2) (404) | Full Article (PDF)-1363K (589) | Peer-Review Report-95K (281) | Answering Reviewers-70K (214) | Received: 09/11/2014 | Revised: 12/16/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (15289) | Similar Articles (23) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1386) | Core Tip (1166) | Full Article (HTML) (5978) | Figures (1-8) (773) | Tables (1-2) (449) | Full Article (PDF)-3025K (639) | Peer-Review Report-94K (276) | Answering Reviewers-29K (246) | Received: 07/04/2014 | Revised: 12/30/2014 | Accepted: 01/19/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (15102) | Similar Articles (1806) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1314) | Core Tip (1307) | Full Article (HTML) (5221) | Figures (1-1) (452) | Tables (1-1) (466) | Full Article (PDF)-1119K (771) | Peer-Review Report-129K (324) | Answering Reviewers-93K (289) | Received: 08/14/2014 | Revised: 01/03/2015 | Accepted: 02/09/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (43) | Total Visits (15280) | Similar Articles (38) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1241) | Core Tip (1293) | Full Article (HTML) (4853) | Tables (1-1) (507) | Full Article (PDF)-965K (641) | Peer-Review Report-129K (450) | Answering Reviewers-104K (303) | Received: 08/26/2014 | Revised: 10/31/2014 | Accepted: 01/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (13706) | Similar Articles (456) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1306) | Core Tip (1138) | Full Article (HTML) (3634) | Tables (1-4) (620) | Full Article (PDF)-1069K (533) | Peer-Review Report-102K (322) | Answering Reviewers-46K (285) | Received: 07/26/2014 | Revised: 08/29/2014 | Accepted: 03/05/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (12687) | Similar Articles (2) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1250) | Core Tip (1182) | Full Article (HTML) (3255) | Figures (1-2) (427) | Full Article (PDF)-1078K (392) | Peer-Review Report-112K (270) | Answering Reviewers-78K (207) | Received: 09/02/2014 | Revised: 01/10/2015 | Accepted: 02/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (7) | Total Visits (11384) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open