1. Acquired tolerance of foreign cells in newborn animals;Billingham;Proc. Roy. soc. London.
2. A simple method for inducing tolerance of skin homografts in mice;Billingham;Transplantation Bull,1957
3. Induction of tolerance to skin homografts in rats by injection of cells from the prospective donor soon after birth;Woodruff;Brit. J. Exptl. Pathol,1955
4. The reaction of injected homologous lymphoid tissue cells against the host;Billingham;Coll. Intern. Biol. Homogreffes,1958