title: The effects of microenvironment on the organism. II. Fertility, fecundity, mortality and weight changes in rats reared in cages made of concrete containing volatile cinders and in polystyrene cages.
mesh_terms: D000818:Animals; D001835:Body Weight; D002980:Climate; D003252:Construction Materials / Q000592:standards*; D005260:Female; D005298:Fertility; D006799:Housing, Animal / Q000592:standards*; D008098:Litter Size; D008297:Male; D008834:Microclimate; D009026:Mortality; D011137:Polystyrenes / Q000633:toxicity*; D011247:Pregnancy; D051381:Rats; D012737:Sex Factors; D013997:Time Factors
chemical_list: D011137:Polystyrenes