title: Initial solid food intake and growth of young rats in nests of different sizes.
mesh_terms: D000367:Age Factors; D000818:Animals; D001464:Barium; D001835:Body Weight; D002151:Calorimetry; D004032:Diet; D005260:Female; D005502:Food; D006128:Growth; D008660:Metabolism; D011868:Radioisotopes; D051381:Rats; D014886:Weaning
chemical_list: D011868:Radioisotopes; D001464:Barium