title: Studies on the sedative effect of barbital sodium on frogs and toads from different habitats.
mesh_terms: D000818:Animals; D001462:Barbital / Q000494:pharmacology*; D001463:Barbiturates / Q000494:pharmacology*; D002025:Bufonidae; D004777:Environment; D006993:Hypnotics and Sedatives; D011898:Ranidae
chemical_list: D001463:Barbiturates; D006993:Hypnotics and Sedatives; D001462:Barbital