Missing covariate data in clinical research: when and when not to use the missing-indicator method for analysis.

Manylion Llyfryddiaeth
Prif Awduron: Groenwold, R, White, I, Donders, A, Carpenter, JR, Altman, D, Moons, K
Fformat: Journal article
Iaith:English
Cyhoeddwyd: 2012