Pages: 436-440
Article date: April 2004
Authors: Caroline Solas, Isabelle Poizot‐Martin, Marie‐Pierre Drogoul, Isabelle Ravaux, Catherine Dhiver, Alain Lafeuillade, Thierry Allegre, Malika Mokhtari, Jacques Moreau, Gérard Lepeu, Nathalie Petit, Alain Durand, Bruno Lacarelle,