1. Effect of penicillin and streptomycin on the growth rate and bacterial count in the feces of swine;Bridges;J. Ani. Sci,1951
2. Observations on the growth-promoting action of antibiotics in the chick;Dixon;Poultry Sci,1951
3. The effect of feeding and injecting penicillin and aureomycin on the growth and intestinal microflora of the growing chick;Elam;Poultry Sci,1951
4. The effect of aureomycin on development of the frog;HsÜ;Embryologia,1960