Clermont Ferrand CHU Estaing-Hematology Pr Jacques Olivier BAY ☎: +33 04 73 75 00 65 ✉: jobay@chu-clermontferrand.fr FAX: +33 04 73 75 00 67/69 CHU Estaing- Internal Medecine Pr Marc RUIVARD ☎: +33 04 67 33 67 33 ✉: mruivard@chu-clermontferrand.fr