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Abstract (2122) | Core Tip (1784) | Full Article (HTML) (7917) | Figures (1-1) (544) | Tables (1-4) (553) | Full Article (PDF)-1203K (1577) | Audio-1538K (66) | Peer-Review Report-82K (510) | Answering Reviewers-69K (439) | Received: 04/29/2015 | Revised: 09/10/2015 | Accepted: 01/11/2016 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (43) | Total Visits (21542) | Similar Articles (657) | Timeline of Article Publication (4) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1772) | Core Tip (2182) | Full Article (HTML) (8062) | Full Article (PDF)-1009K (944) | Audio-55K (54) | Peer-Review Report-96K (293) | Answering Reviewers-155K (368) | Received: 08/08/2015 | Revised: 10/13/2015 | Accepted: 12/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (12) | Total Visits (21342) | Similar Articles (23) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1898) | Core Tip (2094) | Full Article (HTML) (5514) | Tables (1-4) (520) | Full Article (PDF)-888K (1206) | Audio-676K (26) | Peer-Review Report-118K (422) | Answering Reviewers-120K (391) | Received: 06/23/2015 | Revised: 09/09/2015 | Accepted: 11/17/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (18) | Total Visits (19468) | Similar Articles (336) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1559) | Core Tip (1771) | Full Article (HTML) (7205) | Full Article (PDF)-1009K (1209) | Audio-504K (36) | Peer-Review Report-116K (295) | Answering Reviewers-43K (445) | Received: 04/28/2015 | Revised: 10/06/2015 | Accepted: 11/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (45) | Total Visits (18667) | Similar Articles (760) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1723) | Core Tip (1587) | Full Article (HTML) (6733) | Tables (1-4) (1009) | Full Article (PDF)-1010K (957) | Audio-1565K (74) | Peer-Review Report-120K (367) | Answering Reviewers-72K (386) | Received: 05/20/2015 | Revised: 09/13/2015 | Accepted: 12/14/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (79) | Total Visits (19647) | Similar Articles (776) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1748) | Core Tip (1637) | Full Article (HTML) (7474) | Tables (1-1) (774) | Full Article (PDF)-997K (1100) | Audio-398K (28) | Peer-Review Report-127K (344) | Answering Reviewers-204K (507) | Received: 06/12/2015 | Revised: 08/17/2015 | Accepted: 12/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (17) | Total Visits (19982) | Similar Articles (45) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (2111) | Core Tip (1516) | Full Article (HTML) (5649) | Tables (1-3) (509) | Full Article (PDF)-1027K (1013) | Audio-372K (62) | Peer-Review Report-97K (432) | Answering Reviewers-69K (414) | Received: 04/28/2015 | Revised: 09/03/2015 | Accepted: 10/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (34) | Total Visits (19219) | Similar Articles (657) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1623) | Core Tip (1899) | Full Article (HTML) (9601) | Tables (1-3) (490) | Full Article (PDF)-1190K (1182) | Audio-1142K (42) | Peer-Review Report-131K (376) | Answering Reviewers-337K (483) | Received: 07/02/2015 | Revised: 09/05/2015 | Accepted: 10/27/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (62) | Total Visits (22915) | Similar Articles (29) | Timeline of Article Publication (2) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1559) | Core Tip (1763) | Full Article (HTML) (4509) | Tables (1-2) (471) | Full Article (PDF)-838K (902) | Audio-680K (57) | Peer-Review Report-109K (293) | Answering Reviewers-180K (266) | Received: 06/10/2015 | Revised: 10/15/2015 | Accepted: 01/04/2016 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (13) | Total Visits (16775) | Similar Articles (415) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1790) | Core Tip (2091) | Full Article (HTML) (13376) | Figures (1-1) (468) | Full Article (PDF)-1112K (1462) | Audio-976K (42) | Peer-Review Report-159K (459) | Answering Reviewers-93K (679) | Received: 05/28/2015 | Revised: 10/20/2015 | Accepted: 12/04/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (74) | Total Visits (29933) | Similar Articles (1) | Timeline of Article Publication (5) | Authors Evaluation (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1962) | Core Tip (1802) | Full Article (HTML) (7005) | Full Article (PDF)-885K (1107) | Audio-1649K (42) | Peer-Review Report-104K (467) | Answering Reviewers-340K (524) | Received: 04/29/2015 | Revised: 08/01/2015 | Accepted: 11/11/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (49) | Total Visits (20708) | Similar Articles (77) | Timeline of Article Publication (1) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1797) | Core Tip (2037) | Full Article (HTML) (8818) | Figures (1-2) (1124) | Full Article (PDF)-1281K (1209) | Audio-1860K (38) | Peer-Review Report-85K (336) | Answering Reviewers-120K (344) | Received: 07/07/2015 | Revised: 08/28/2015 | Accepted: 11/17/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (26) | Total Visits (21644) | Similar Articles (444) | Timeline of Article Publication (3) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1430) | Core Tip (1408) | Full Article (HTML) (4539) | Tables (1-2) (793) | Full Article (PDF)-941K (596) | Audio-273K (21) | Peer-Review Report-120K (294) | Answering Reviewers-61K (284) | Received: 07/14/2015 | Revised: 11/27/2015 | Accepted: 01/04/2016 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (14) | Total Visits (16841) | Similar Articles (74) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1532) | Core Tip (1596) | Full Article (HTML) (5166) | Figures (1-2) (870) | Tables (1-2) (407) | Full Article (PDF)-1157K (730) | Audio-524K (35) | Peer-Review Report-127K (320) | Answering Reviewers-195K (346) | Received: 07/21/2015 | Revised: 10/09/2015 | Accepted: 12/04/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (15) | Total Visits (19912) | Similar Articles (94) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1671) | Core Tip (1964) | Full Article (HTML) (4457) | Figures (1-1) (535) | Tables (1-1) (500) | Full Article (PDF)-925K (691) | Audio-696K (41) | Peer-Review Report-105K (322) | Answering Reviewers-106K (328) | Received: 08/07/2015 | Revised: 09/24/2015 | Accepted: 11/25/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (24) | Total Visits (18818) | Similar Articles (90) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open

Abstract (1557) | Core Tip (1746) | Full Article (HTML) (3539) | Figures (1-4) (483) | Full Article (PDF)-999K (504) | Audio-1783K (28) | Peer-Review Report-80K (253) | Answering Reviewers-354K (424) | Received: 04/14/2015 | Revised: 08/06/2015 | Accepted: 12/02/2015 | RCA | PubMed Central | PubMed | CrossRef | Google Scholar | Times Cited (1) | Total Visits (15430) | Similar Articles (56) | Timeline of Article Publication (0) | Article Quality Tracking (0) | What about the content of this article? (0) | Cite |  (0) | Open