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Abstract (1435) | Core Tip (1486) | Full Article (HTML) (11412) | Figures (1-1) (677) | Tables (1-1) (492) | Full Article (PDF)-1231K (1215) | Peer-Review Report-155K (297) | Answering Reviewers-238K (416) | Received: 05/26/2015 | Revised: 07/08/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (25) | Total Visits (22770) | Similar Articles (102) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1473) | Core Tip (1411) | Full Article (HTML) (7889) | Figures (1-1) (602) | Full Article (PDF)-1231K (747) | Peer-Review Report-88K (382) | Answering Reviewers-67K (304) | Received: 04/13/2015 | Revised: 06/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (19456) | Similar Articles (35) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1559) | Core Tip (1491) | Full Article (HTML) (5644) | Full Article (PDF)-1201K (794) | Peer-Review Report-79K (327) | Answering Reviewers-209K (306) | Received: 05/09/2015 | Revised: 07/27/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (19) | Total Visits (16012) | Similar Articles (92) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1435) | Core Tip (1404) | Full Article (HTML) (7535) | Tables (1-2) (558) | Full Article (PDF)-1112K (778) | Peer-Review Report-81K (271) | Answering Reviewers-63K (388) | Received: 04/28/2015 | Revised: 06/18/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (30) | Total Visits (17681) | Similar Articles (190) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1506) | Core Tip (1473) | Full Article (HTML) (5600) | Tables (1-4) (594) | Full Article (PDF)-1201K (771) | Peer-Review Report-80K (262) | Answering Reviewers-92K (338) | Received: 04/15/2015 | Revised: 06/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (17806) | Similar Articles (26) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1911) | Core Tip (1633) | Full Article (HTML) (16794) | Tables (1-4) (546) | Full Article (PDF)-1241K (2370) | Peer-Review Report-101K (508) | Answering Reviewers-283K (484) | Received: 04/26/2015 | Revised: 07/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (237) | Total Visits (31037) | Similar Articles (384) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1442) | Core Tip (1604) | Full Article (HTML) (10178) | Figures (1-4) (544) | Tables (1-2) (540) | Full Article (PDF)-1327K (1107) | Peer-Review Report-94K (359) | Answering Reviewers-67K (468) | Received: 04/23/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (36) | Total Visits (22314) | Similar Articles (373) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1571) | Core Tip (1527) | Full Article (HTML) (6501) | Figures (1-1) (607) | Full Article (PDF)-1205K (818) | Peer-Review Report-79K (332) | Answering Reviewers-112K (297) | Received: 04/26/2015 | Revised: 07/29/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (16692) | Similar Articles (174) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1614) | Core Tip (1620) | Full Article (HTML) (9243) | Figures (1-2) (550) | Full Article (PDF)-1274K (1183) | Peer-Review Report-83K (331) | Answering Reviewers-326K (331) | Received: 06/03/2015 | Revised: 09/11/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (83) | Total Visits (22143) | Similar Articles (335) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1839) | Core Tip (1559) | Full Article (HTML) (19788) | Figures (1-1) (550) | Tables (1-1) (470) | Full Article (PDF)-1536K (2168) | Peer-Review Report-104K (318) | Answering Reviewers-212K (335) | Received: 04/28/2015 | Revised: 07/19/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (34) | Total Visits (32456) | Similar Articles (358) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1946) | Core Tip (1603) | Full Article (HTML) (8005) | Figures (1-2) (558) | Full Article (PDF)-1408K (1067) | Peer-Review Report-81K (347) | Answering Reviewers-105K (494) | Received: 06/30/2015 | Revised: 08/03/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (21016) | Similar Articles (1838) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1836) | Core Tip (1519) | Full Article (HTML) (15454) | Figures (1-3) (527) | Tables (1-2) (505) | Full Article (PDF)-1591K (1558) | Peer-Review Report-78K (378) | Answering Reviewers-71K (556) | Received: 04/28/2015 | Revised: 07/31/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (76) | Total Visits (28445) | Similar Articles (1839) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1691) | Core Tip (1588) | Full Article (HTML) (12269) | Figures (1-2) (553) | Tables (1-3) (443) | Full Article (PDF)-3282K (1348) | Peer-Review Report-91K (316) | Answering Reviewers-100K (373) | Received: 04/16/2015 | Revised: 05/28/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (57) | Total Visits (25287) | Similar Articles (1844) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1620) | Core Tip (1447) | Full Article (HTML) (6869) | Figures (1-1) (533) | Tables (1-1) (448) | Full Article (PDF)-1208K (929) | Peer-Review Report-109K (348) | Answering Reviewers-11K (315) | Received: 06/03/2015 | Revised: 07/28/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (54) | Total Visits (17695) | Similar Articles (67) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1354) | Core Tip (1335) | Full Article (HTML) (7681) | Tables (1-2) (479) | Full Article (PDF)-1257K (714) | Peer-Review Report-88K (400) | Answering Reviewers-63K (319) | Received: 04/28/2015 | Revised: 08/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (19439) | Similar Articles (2420) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1517) | Core Tip (1409) | Full Article (HTML) (4716) | Tables (1-1) (548) | Full Article (PDF)-1087K (830) | Peer-Review Report-79K (278) | Answering Reviewers-210K (287) | Received: 04/18/2015 | Revised: 07/04/2015 | Accepted: 09/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (14611) | Similar Articles (907) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1619) | Core Tip (1632) | Full Article (HTML) (5177) | Tables (1-3) (483) | Full Article (PDF)-1175K (807) | Peer-Review Report-111K (371) | Answering Reviewers-93K (509) | Received: 04/27/2015 | Revised: 08/22/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (15915) | Similar Articles (0) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1482) | Core Tip (1424) | Full Article (HTML) (5278) | Tables (1-3) (495) | Full Article (PDF)-1244K (807) | Peer-Review Report-99K (304) | Answering Reviewers-103K (321) | Received: 06/29/2015 | Revised: 08/07/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (20) | Total Visits (16155) | Similar Articles (242) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1490) | Core Tip (1439) | Full Article (HTML) (8031) | Figures (1-2) (644) | Tables (1-3) (550) | Full Article (PDF)-1435K (824) | Peer-Review Report-144K (319) | Answering Reviewers-91K (382) | Received: 03/20/2015 | Revised: 04/28/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (28) | Total Visits (19095) | Similar Articles (50) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1792) | Core Tip (1717) | Full Article (HTML) (10007) | Figures (1-1) (503) | Tables (1-3) (542) | Full Article (PDF)-1377K (1918) | Peer-Review Report-81K (377) | Answering Reviewers-192K (493) | Received: 06/28/2015 | Revised: 08/17/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (53) | Total Visits (23335) | Similar Articles (43) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1368) | Core Tip (1481) | Full Article (HTML) (4448) | Tables (1-4) (528) | Full Article (PDF)-1160K (567) | Peer-Review Report-118K (288) | Answering Reviewers-450K (299) | Received: 07/23/2015 | Revised: 09/23/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (29) | Total Visits (14185) | Similar Articles (294) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1255) | Core Tip (1334) | Full Article (HTML) (7645) | Figures (1-1) (523) | Full Article (PDF)-1069K (800) | Peer-Review Report-92K (263) | Answering Reviewers-105K (362) | Received: 03/30/2015 | Revised: 05/30/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (31) | Total Visits (17804) | Similar Articles (4) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1467) | Core Tip (1675) | Full Article (HTML) (8746) | Figures (1-6) (622) | Tables (1-1) (489) | Full Article (PDF)-1824K (958) | Peer-Review Report-99K (338) | Answering Reviewers-185K (6427) | Received: 08/12/2015 | Revised: 09/18/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (8) | Total Visits (26135) | Similar Articles (1838) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1556) | Core Tip (1324) | Full Article (HTML) (7888) | Figures (1-3) (519) | Full Article (PDF)-1184K (997) | Peer-Review Report-91K (283) | Answering Reviewers-106K (366) | Received: 04/28/2015 | Revised: 07/27/2015 | Accepted: 09/30/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (87) | Total Visits (17772) | Similar Articles (1866) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1800) | Core Tip (1780) | Full Article (HTML) (30771) | Figures (1-2) (851) | Full Article (PDF)-1398K (2707) | Peer-Review Report-80K (432) | Answering Reviewers-172K (445) | Received: 02/24/2015 | Revised: 06/15/2015 | Accepted: 09/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (155) | Total Visits (45361) | Similar Articles (10) | Timeline of Article Publication (5) | Authors Evaluation (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1335) | Core Tip (1261) | Full Article (HTML) (8725) | Tables (1-1) (449) | Full Article (PDF)-1093K (833) | Peer-Review Report-86K (256) | Answering Reviewers-106K (292) | Received: 04/28/2015 | Revised: 07/10/2015 | Accepted: 08/31/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (23) | Total Visits (18277) | Similar Articles (1) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1376) | Core Tip (1362) | Full Article (HTML) (5294) | Figures (1-8) (566) | Tables (1-8) (545) | Full Article (PDF)-1292K (853) | Peer-Review Report-92K (294) | Answering Reviewers-36K (302) | Received: 04/27/2015 | Revised: 07/03/2015 | Accepted: 09/15/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (58) | Total Visits (15998) | Similar Articles (2451) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open