Bettega G, Pépin J L, Lévy P, Cheikhrouhou R, Raphaël B
Department of Maxillofacial and Plastic Surgery, Centre Hospitalier Regional Universitaire de Grenoble, France.
Plast Reconstr Surg. 1998 Apr;101(4):1045-50. doi: 10.1097/00006534-199804040-00024.