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Abstract (1599) | Core Tip (1363) | Full Article (HTML) (5385) | Figures (1-3) (521) | Full Article (PDF)-1145K (586) | Peer-Review Report-93K (298) | Answering Reviewers-96K (346) | Received: 01/16/2015 | Revised: 02/21/2015 | Accepted: 04/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (29) | Total Visits (15206) | Similar Articles (147) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1310) | Core Tip (1299) | Full Article (HTML) (3597) | Tables (1-8) (591) | Full Article (PDF)-1032K (562) | Peer-Review Report-114K (295) | Answering Reviewers-210K (321) | Received: 12/13/2014 | Revised: 02/09/2015 | Accepted: 06/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (3) | Total Visits (14036) | Similar Articles (239) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1292) | Core Tip (1162) | Full Article (HTML) (5087) | Tables (1-4) (639) | Full Article (PDF)-1108K (697) | Peer-Review Report-87K (304) | Answering Reviewers-84K (279) | Received: 08/28/2014 | Revised: 12/16/2014 | Accepted: 05/06/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (65) | Total Visits (16958) | Similar Articles (309) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1866) | Core Tip (1831) | Full Article (HTML) (14512) | Figures (1-7) (691) | Tables (1-4) (551) | Full Article (PDF)-1743K (3472) | Peer-Review Report-98K (492) | Answering Reviewers-86K (396) | Received: 08/30/2014 | Revised: 10/31/2014 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (185) | Total Visits (31246) | Similar Articles (1867) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1405) | Core Tip (1438) | Full Article (HTML) (12675) | Figures (1-1) (606) | Full Article (PDF)-992K (984) | Peer-Review Report-116K (348) | Answering Reviewers-114K (363) | Received: 03/13/2015 | Revised: 05/05/2015 | Accepted: 06/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (76) | Total Visits (24143) | Similar Articles (40) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1314) | Core Tip (1270) | Full Article (HTML) (7871) | Full Article (PDF)-995K (728) | Peer-Review Report-78K (267) | Answering Reviewers-92K (285) | Received: 08/29/2014 | Revised: 01/15/2015 | Accepted: 05/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (27) | Total Visits (17078) | Similar Articles (375) | Timeline of Article Publication (1) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1397) | Core Tip (1374) | Full Article (HTML) (4604) | Tables (1-2) (569) | Full Article (PDF)-842K (718) | Peer-Review Report-105K (377) | Answering Reviewers-40K (331) | Received: 11/29/2014 | Revised: 01/27/2015 | Accepted: 05/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (16058) | Similar Articles (400) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1348) | Core Tip (1496) | Full Article (HTML) (7035) | Figures (1-1) (535) | Tables (1-1) (483) | Full Article (PDF)-1042K (608) | Peer-Review Report-152K (296) | Answering Reviewers-191K (302) | Received: 12/17/2014 | Revised: 03/20/2015 | Accepted: 04/20/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (16749) | Similar Articles (227) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1454) | Core Tip (1389) | Full Article (HTML) (4289) | Figures (1-6) (520) | Tables (1-6) (468) | Full Article (PDF)-1010K (632) | Peer-Review Report-155K (275) | Answering Reviewers-143K (305) | Received: 03/05/2015 | Revised: 05/11/2015 | Accepted: 06/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (22) | Total Visits (15335) | Similar Articles (14) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1366) | Core Tip (1258) | Full Article (HTML) (4911) | Figures (1-3) (492) | Tables (1-1) (508) | Full Article (PDF)-1390K (682) | Peer-Review Report-86K (337) | Answering Reviewers-63K (377) | Received: 11/28/2014 | Revised: 01/20/2015 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (30) | Total Visits (16451) | Similar Articles (1867) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1253) | Core Tip (1331) | Full Article (HTML) (3570) | Tables (1-5) (493) | Full Article (PDF)-939K (501) | Peer-Review Report-98K (262) | Answering Reviewers-52K (276) | Received: 03/12/2015 | Revised: 05/09/2015 | Accepted: 06/08/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (12879) | Similar Articles (21) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1370) | Core Tip (1306) | Full Article (HTML) (6349) | Tables (1-1) (564) | Full Article (PDF)-991K (757) | Peer-Review Report-91K (345) | Answering Reviewers-75K (278) | Received: 09/17/2014 | Revised: 12/31/2014 | Accepted: 05/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (91) | Total Visits (18940) | Similar Articles (1867) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1289) | Core Tip (1275) | Full Article (HTML) (3341) | Figures (1-1) (492) | Tables (1-1) (576) | Full Article (PDF)-898K (469) | Peer-Review Report-132K (282) | Answering Reviewers-112K (278) | Received: 03/21/2015 | Revised: 05/01/2015 | Accepted: 05/28/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (4) | Total Visits (15095) | 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 (1403) | Core Tip (1327) | Full Article (HTML) (3731) | Full Article (PDF)-681K (534) | Peer-Review Report-124K (371) | Answering Reviewers-101K (297) | Received: 03/31/2015 | Revised: 04/29/2015 | Accepted: 05/18/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (5) | Total Visits (13858) | Similar Articles (227) | Timeline of Article Publication (0) | Authors Evaluation (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open