Authors: R A Pattillo; R O Hussa; E Delfs; J Garancis; R Bernstein; A C Ruckert; W Y Huang; G O Gey; R F Mattingly Journal: In Vitro Date: 1970 Nov-Dec
Authors: S Sekiya; T Kaiho; S Shirotake; H Iwasawa; N Inaba; M Kawata; K Higaki; H Ishige; H Takamizawa; M Minamihisamatsu; T Kuwata Journal: In Vitro Date: 1983-06