%0 Journal Article %A Laurent, Stéphane %A Legrand, Catherine %T A bayesian framework for the ratio of two Poisson rates in the context of vaccine efficacy trials %J ESAIM: Probability and Statistics %D 2012 %P 375-398 %V 16 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ps/2010018/ %R 10.1051/ps/2010018 %G en %F PS_2012__16__375_0