%0 Journal Article %A Dominique Costagliola %T Observation versus intervention in the evaluation of drugs: the story of hormone replacement therapy %J Comptes Rendus. Biologies %D 2007 %P 347-355 %V 330 %N 4 %I Elsevier %R 10.1016/j.crvi.2007.02.011 %G en %F CRBIOL_2007__330_4_347_0