Authors: D Pennica; G E Nedwin; J S Hayflick; P H Seeburg; R Derynck; M A Palladino; W J Kohr; B B Aggarwal; D V Goeddel Journal: Nature Date: 1984 Dec 20-1985 Jan 2 Impact factor: 49.962
Authors: A M Wang; A A Creasey; M B Ladner; L S Lin; J Strickler; J N Van Arsdell; R Yamamoto; D F Mark Journal: Science Date: 1985-04-12 Impact factor: 47.728