1. Geriatric Department, Hôpital Charles Foix, Ivry sue Seine, Paris, France,
2. Burns Unit, Hôpital Freyming Merlebach, France,
3. Burns Unit, Hôpital Percy, Clamart, France,
4. Plastic Surgery and Burns Department, Hôpital Hôtel Dieu, Nantes, France, and
5. Laboratoires, Urgo, Chenue, France,