Oromandibular reconstruction using microvascular composite free flaps. Report of 71 cases and a new classification scheme for bony, soft-tissue, and neurologic defects - Urken, M L; Weinberg, H; Vickery, C; Buchbinder, D; Lawson, W; Biller, H F (Arch Otolaryngol Head Neck Surg, 1991)