TY - BOOK ED - International Symposium on the Effect of Prolonged Drug Usage on Fetal Development ED - Klingberg, Marcus A ED - Abramovici, Armand ED - Chemke, Juan TI - Drugs and fetal development: proceedings SN - 0306390272 PY - 1972/// CY - New York PB - Plenum Press KW - Fetus KW - Effect of drugs on KW - Congresses ER -