LEVCHENKO, M A [Passage of Sr90 into the offspring of rats following a single intraperitoneal administration]. [electronic resource] - Medical radiology Aug 1962 - 74-8 p. digital Publication Type: Journal Article Subjects--Topical Terms: AnimalsFamilyFemaleInjections, IntraperitonealPlacenta--physiologyPregnancy--physiologyRadioactivityRatsStrontiumStrontium Radioisotopes