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Abstract (1392) | Core Tip (1176) | Full Article (HTML) (4848) | Figures (1-3) (393) | Full Article (PDF)-1145K (505) | Peer-Review Report-93K (242) | Answering Reviewers-96K (292) | Received: 01/16/2015 | Revised: 02/21/2015 | Accepted: 04/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (25) | Total Visits (13187) | Similar Articles (139) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1130) | Core Tip (1122) | Full Article (HTML) (3226) | Tables (1-8) (424) | Full Article (PDF)-1032K (475) | Peer-Review Report-114K (242) | Answering Reviewers-210K (271) | Received: 12/13/2014 | Revised: 02/09/2015 | Accepted: 06/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (3) | Total Visits (12011) | Similar Articles (237) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1111) | Core Tip (980) | Full Article (HTML) (4473) | Tables (1-4) (478) | Full Article (PDF)-1108K (538) | Peer-Review Report-87K (240) | Answering Reviewers-84K (219) | Received: 08/28/2014 | Revised: 12/16/2014 | Accepted: 05/06/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (64) | Total Visits (14354) | Similar Articles (304) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1648) | Core Tip (1609) | Full Article (HTML) (12974) | Figures (1-7) (528) | Tables (1-4) (386) | Full Article (PDF)-1743K (1146) | Peer-Review Report-98K (414) | Answering Reviewers-86K (321) | Received: 08/30/2014 | Revised: 10/31/2014 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (176) | Total Visits (25409) | Similar Articles (1740) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1227) | Core Tip (1221) | Full Article (HTML) (11902) | Figures (1-1) (453) | Full Article (PDF)-992K (873) | Peer-Review Report-116K (240) | Answering Reviewers-114K (303) | Received: 03/13/2015 | Revised: 05/05/2015 | Accepted: 06/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (69) | Total Visits (21641) | Similar Articles (35) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1109) | Core Tip (1108) | Full Article (HTML) (5194) | Full Article (PDF)-995K (624) | Peer-Review Report-78K (179) | Answering Reviewers-92K (220) | Received: 08/29/2014 | Revised: 01/15/2015 | Accepted: 05/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (13006) | Similar Articles (362) | Timeline of Article Publication (1) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1209) | Core Tip (1174) | Full Article (HTML) (4287) | Tables (1-2) (428) | Full Article (PDF)-842K (654) | Peer-Review Report-105K (327) | Answering Reviewers-40K (274) | Received: 11/29/2014 | Revised: 01/27/2015 | Accepted: 05/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (14076) | Similar Articles (384) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1195) | Core Tip (1273) | Full Article (HTML) (6566) | Figures (1-1) (381) | Tables (1-1) (347) | Full Article (PDF)-1042K (537) | Peer-Review Report-152K (244) | Answering Reviewers-191K (224) | Received: 12/17/2014 | Revised: 03/20/2015 | Accepted: 04/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (14877) | Similar Articles (215) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1273) | Core Tip (1215) | Full Article (HTML) (3915) | Figures (1-6) (391) | Tables (1-6) (351) | Full Article (PDF)-1010K (575) | Peer-Review Report-155K (222) | Answering Reviewers-143K (255) | Received: 03/05/2015 | Revised: 05/11/2015 | Accepted: 06/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (13383) | Similar Articles (12) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1182) | Core Tip (1081) | Full Article (HTML) (4546) | Figures (1-3) (370) | Tables (1-1) (376) | Full Article (PDF)-1390K (564) | Peer-Review Report-86K (273) | Answering Reviewers-63K (307) | Received: 11/28/2014 | Revised: 01/20/2015 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (14358) | Similar Articles (1740) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1072) | Core Tip (1131) | Full Article (HTML) (3240) | Tables (1-5) (336) | Full Article (PDF)-939K (406) | Peer-Review Report-98K (196) | Answering Reviewers-52K (210) | Received: 03/12/2015 | Revised: 05/09/2015 | Accepted: 06/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (21) | Total Visits (10854) | Similar Articles (21) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1213) | Core Tip (1110) | Full Article (HTML) (5809) | Tables (1-1) (423) | Full Article (PDF)-991K (655) | Peer-Review Report-91K (262) | Answering Reviewers-75K (214) | Received: 09/17/2014 | Revised: 12/31/2014 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (85) | Total Visits (16516) | Similar Articles (1740) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1096) | Core Tip (1094) | Full Article (HTML) (3049) | Figures (1-1) (361) | Tables (1-1) (430) | Full Article (PDF)-898K (389) | Peer-Review Report-132K (228) | Answering Reviewers-112K (194) | Received: 03/21/2015 | Revised: 05/01/2015 | Accepted: 05/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (12693) | Similar Articles (1) | Timeline of Article Publication (1) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1173) | Core Tip (1115) | Full Article (HTML) (3074) | Full Article (PDF)-681K (468) | Peer-Review Report-124K (298) | Answering Reviewers-101K (219) | Received: 03/31/2015 | Revised: 04/29/2015 | Accepted: 05/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (11261) | Similar Articles (215) | Timeline of Article Publication (0) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open