Treffer: Surgical trials and trial registers: a cross-sectional study of randomized controlled trials published in journals requiring trial registration in the author instructions

Veröffent­licht:
Freiburg, 2013
Umfang:
Online-Ressource
Format:
E-Book
Sprache:
Englisch
Anmerkungen:
Trials. 14 (2013), 407, DOI 10.1186/1745-6215-14-407, issn: 1745-6215
IN COPYRIGHT http://rightsstatements.org/page/InC/1.0 rs
DOI:
10.1186/1745-6215-14-407