Authors: S M Kupchan; Y Shizuri; T Murae; J G Swenny; H R Haynes; M S Shen; J C Barrick; A F Bryan; D vander Helm; K K Wu Journal: J Am Chem Soc Date: 1976-09-01 Impact factor: 15.419
Authors: Y Nakao; S Matsuda; H Kimoto; T Matsui; N Kobayashi; M Kishihara; T Fujita; S Watanabe; K Ueda; Y Ito Journal: Int J Cancer Date: 1982-12-15 Impact factor: 7.396