https://hal-pasteur.archives-ouvertes.fr/pasteur-00724017 Contributor : Sandra LegoutConnect in order to contact the contributor Submitted on : Thursday, August 16, 2012 - 2:46:23 PM Last modification on : Thursday, April 7, 2022 - 10:10:30 AM Long-term archiving on: : Saturday, November 17, 2012 - 2:22:08 AM