Journal article reprint from: Avian diseases, v.3:no.4 (1959:Nov.).
Journal article reprint from: Laboratory Investigation, v.8:no.6 (1959:Nov./Dec.).
Journal article reprint from: Poultry Science, v.38:no.3 (1959:May).
Journal article reprint from: Poultry Science, v.38:no.6 (1959:Nov.).
Journal article reprint from: United States Livestock Sanitary Association. Annual proceedings, 62nd (1958).
Journal article reprint from: Poultry Science, v.37:no.3 (1958:May).
Journal article reprint from: Antibiotics annual, 1957/1958.
Journal article reprint from: Poultry Science, v.36:no.1 (1957:Jan.).
Journal article reprint from: American Journal of Veterinary Research, v.18:no.69 (1957:Oct.).