Specific IgG response against Mycobacterium avium paratuberculosis in children and adults with Crohn's disease. oleh Julien Verdier, Louis Deroche, Matthieu Allez, Caroline Loy, Franck Biet, Christelle C Bodier, Sylvie Bay, Christelle Ganneau, Tamara Matysiak-Budnik, Jean Marc Reyrat, Martine Heyman, Nadine Cerf-Bensussan, Frank M Ruemmele, Sandrine Ménard