Sample size calculations are poorly conducted and reported in many randomized trials of hip and knee osteoarthritis: results of a systematic review. (2018)
Abstract
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Bibliographic Information
Digital Object Identifier: http://dx.doi.org/10.1016/j.jclinepi.2018.08.013
PubMed Identifier: 30145325
Publication URI: http://europepmc.org/abstract/MED/30145325
Type: Systematic review
Volume: 104
Parent Publication: Journal of clinical epidemiology
ISSN: 0895-4356