title: Relation between molecular weight and pulmonary absorption rate of lipid-insoluble compounds in neonatal and adult rats.
mesh_terms: D000042:Absorption; D000375:Aging; D000818:Animals; D000831:Animals, Newborn; D001692:Biological Transport; D002250:Carbon Radioisotopes; D008168:Lung / Q000254:growth & development* / Q000378:metabolism; D008297:Male; D008970:Molecular Weight; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D002250:Carbon Radioisotopes