In memoriam - Jonathan S. Allan, DVM (1952-2009).
D000818:Animals; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D014183:Transplantation, Heterologous / Q000266:history; D014481:United States; D014730:Veterinary Medicine / Q000266:history*; D014773:Virology / Q000266:history*