Authors: D Bradley; A Andjaparidze; E H Cook; K McCaustland; M Balayan; H Stetler; O Velazquez; B Robertson; C Humphrey; M Kane Journal: J Gen Virol Date: 1988-03 Impact factor: 3.891
Authors: E V Koonin; A E Gorbalenya; M A Purdy; M N Rozanov; G R Reyes; D W Bradley Journal: Proc Natl Acad Sci U S A Date: 1992-09-01 Impact factor: 11.205