General practitioners or gastroenterologists consulting in french private offices, Paris, France
Centre d'Investigation Clinique en Nutrition, Louvain-la-Neuve, Belgium
Unité de Recherche Clinique en Immunologie - Lyon Sud, Pierre-Bénite, France
Hopital Robert Debré, Paris, France
Centre hospitalier d'Auxerre, Auxerre, France
CIC CEN EXPERIMENTAL / CEN Nutriment, Dijon, France
General practitioners or gastroenterologists consulting in french private offices, Paris, France
CHU Hôtel Dieu de Nantes, Nantes, Pays De La Loire, France
CHU Service d'Odontologie, Lyon, Auvergne-Rhône-Alpes, France
Pileje Network of general practitioners, Paris, France
Pileje, Paris, France
Pileje Network of medical practitioners in private offices, Paris, France