Authors: M Imai; H Shimada; Y Watanabe; Y Matsushima-Hibiya; R Makino; H Koga; T Horiuchi; Y Ishimura Journal: Proc Natl Acad Sci U S A Date: 1989-10 Impact factor: 11.205
Authors: M Iwashiro; T Kondo; T Shimizu; H Yamagishi; K Takahashi; Y Matsubayashi; T Masuda; A Otaka; N Fujii; A Ishimoto Journal: J Virol Date: 1993-08 Impact factor: 5.103