Tuberous sclerosis and neurofibromatosis : epidemiology, pathophysiology, biology, and management : proceedings of the International Symposium on Neurocutaneous Syndromes, 17-19 October 1989, Tokyo, Japan / editors: Yasumasa Ishibashi, Yoshiaki HoriMelanogenesis and malignant melanoma: biochemistry, cell biology, molecular biology, pathophysiology, diagnosis and treatment : proceedings of the International symposium on melanogenesis and malignant melanoma, Fukuoka, Japan, 4-6 December 1995, supported in part by the Ministry of Education, Science and Culture, Japan / ed.: Yoshiaki Hori, Vincent J. Hearing, Juichiro Nakayama