1. The effect of the L. casei factor and of a highly potent folic acid concentrate on lactation in rats maintained on synthetic rations;Cerecedo;Arch. Biochem.,1944
2. The beneficial effects of synthetic pteroylglutamic acid on lactation;Nelson;Arch. Biochem.,1947
3. Richardson, L. R., Long, B., and Hogan, A. G.: The vitamins required for growth and reproduction in the rat. Am. Chem. Soc. Abstracts, 103rd meeting, 1942, p. 4b.
4. Inadequacy of diets containing whole-grain cereals supplemented with soybean oil meal for lactation and growth of young rats;Van Landingham;Arch. Biochem.,1947
5. Reproduction and lactation studies with rats fed natural rations;Spitzer;J. Nutrition,1946