title: [APROPOS OF THE VALIDITY OF ANIMAL EXPERIMENTS WITH NONSTANDARD DIETARY AND CARE REGIMENS AND ON THE PROBLEM OF OPTIMUM STANDARD DIETS].
mesh_terms: D032761:Animal Experimentation; D000818:Animals; D000830:Animals, Laboratory; D004032:Diet; D005856:Germ-Free Life; D009747:Nutritional Physiological Phenomena; D052756:Nutritional Sciences; D012106:Research
keywords: ANIMALS, LABORATORY; EXPERIMENTAL LAB STUDY; GERM-FREE LIFE; NUTRITION
vernacular_title: ZUR FRAGE DER AUSSAGEKRAFT VON TIERVERSUCHEN MIT UNDEFINIERTER FUETTERUNGS- UND HALTUNGSMETHODIK UND ZUM PROBLEM DER OPTIMALEN STANDARDDIAETEN.