1. Coccidial immunity studies in chickens 1;Dickinson;Poultry Sci.,1951
2. The administration of heated oocysts of Eimeria tenella as a means of establishing resistance and immunity to cecal coccidiosis;Jankiewicz;J. Am. Vet. Med. Assoc.,1934
3. Immunity or resistance of the chicken to coccidial infection;Johnson;Oregon Agr. Expt. Sta. Bul.,1927
4. Relationship between sulphamezathine therapy and the acquisition of immunity to Eimeria tenella;Kendall;J. Comp. Path. Therapeutics,1952
5. Coccidiosis in gallinaceous birds;Tyzzer;Am. J. Hyg.,1929