Assessment of the extent of unpublished studies in prognostic factor research: a systematic review of p53 immunohistochemistry in bladder cancer as an example
Sekula, Peggy, Pressler, Julia B, Sauerbrei, Willi, Goebell, Peter J, Schmitz-Dräger, Bernd JVolume:
6
Language:
english
Journal:
BMJ Open
DOI:
10.1136/bmjopen-2015-009972
Date:
August, 2016
File:
PDF, 1.13 MB
english, 2016