1. The pig as a potential xenograft donor;Sachs;Vet Immunol Immunopathol,1994
2. The Pig as Potential Organ Donor for Man
3. Infection of human cells by an endogenous retrovirus of pigs;Patience;Nat Med,1997
4. Xenotransplantation - federal regulatory considerations;Bloom;Curr Top Microbiol Immunol,2003
5. U.S. Public Health Service Guideline on Infectious Disease Issues in Xenotransplantation;Centers for Disease Control and Prevention;MMWR,2001