100
Participants
Start Date
October 31, 2011
Primary Completion Date
July 31, 2019
Study Completion Date
July 31, 2019
papillary gum biopsies
1 or 2 papillary gum biopsies were performed simultaneously, 1 for histological examination and 1 for immunohistochemistry
Assistance Publique - Hôpitaux de Paris
OTHER