1. CH Jean Coulon, Gourdon, France, Univ. Limoges, ILFOMER, F-87000 Limoges, France
2. CRRF André Lalande, Noth, France ; CH La Valette, Saint-Vaury, France
3. ILFOMER, University of Limoges, F-87000 Limoges, France., HAVAE UR20217, University of Limoges, F-87000 Limoges, France.