1. Natural resistance to helminthic infection;Ackert;Journal of Parasitology,1942
2. Serological reactions to infection with Nector americanus;Ball;Transactions of the Royal Society of Tropical Medicine and Hygiene,1969
3. How parasites tolerate their hosts;Becker;Journal of Parasitology,1953
4. Immunity to Ascaris suum: 3. The importance of the gut for immunity in mice;Bindseil;Acta Pathologica et Microbiologica Scadinavica,1969
5. Enzymic Digestion of IgG;Campbell,1970