title: Need for an unidentified factor or factors for growth, reproduction, and lactation of rats fed purified rations.
mesh_terms: D000818:Animals; D001686:Biological Phenomena; D001942:Breast Feeding; D005260:Female; D006128:Growth; D006801:Humans; D007774:Lactation; D051381:Rats; D012098:Reproduction
keywords: GROWTH