Evaluating policy and service interventions: framework to guide selection and interpretation of study end points
Richard J Lilford, Peter J Chilton, Karla Hemming, Alan J Girling, Celia A Taylor and Paul BarachТом:
341
Мова:
english
Журнал:
BMJ: British Medical Journal
DOI:
10.2307/25738325
Date:
October, 2010
Файл:
PDF, 1.29 MB
english, 2010