Authors: Yoshitaka Wakizaka; Toshio Miki; Abdul S Rao; Xue Wang; April L Goller; Anthony J Demetris; John J Fung; Thomas E Starzl; Luis A Valdivia Journal: Xenotransplantation Date: 1997-11-01 Impact factor: 3.907
Authors: K P Ponder; S Gupta; F Leland; G Darlington; M Finegold; J DeMayo; F D Ledley; J R Chowdhury; S L Woo Journal: Proc Natl Acad Sci U S A Date: 1991-02-15 Impact factor: 11.205