Zeller, W J2009-05-282009-05-281975-03-01Zeller WJ. Problems in transplacental carcinogenesis. Indian Journal of Cancer. 1975 Mar; 12(1): 21-9http://imsear.searo.who.int/handle/123456789/50983engAnimalsBrain Neoplasms --chemically inducedEpendymoma --chemically inducedEthylnitrosoureaFemaleFetal Diseases --chemically inducedMaternal-Fetal ExchangeNeoplasms --chemically inducedNeoplasms, Experimental --chemically inducedPeripheral Nervous System Neoplasms --chemically inducedPregnancyRatsSpinal Cord Neoplasms --chemically inducedJournal Article