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Papers published by Professor Werner Vach:

Original Research

Using existing questionnaires in latent class analysis: should we use summary scores or single items as input? A methodological study using a cohort of patients with low back pain

Nielsen AM, Vach W, Kent P, Hestbaek L, Kongsted A

Clinical Epidemiology 2016, 8:73-89

Published Date: 26 April 2016

Original Research

Analyzing noninferiority trials: it is time for advantage deficit assessment – an observational study of published noninferiority trials

Gladstone BP, Vach W

Open Access Journal of Clinical Trials 2015, 7:11-21

Published Date: 27 January 2015