1. The function of the macrophage in malignant disease;Alexander;Ann. Rev. Med.,1976
2. Recognition and selection;Allegretti;Dev. Comp. Immunol,1978
3. Neoplasia of amphibia;Balls,1978
4. Phylogeny of neoplasia and immune reactions to tumours;Balls,1976
5. Perspectives: the evolution of immune responses and cancer;Balls,1980