TY - BOOK ED - European Congress of Perinatal Medicine: 2nd: London: l970. TI - Perinatal medicine: Proceedings of the European congress; editors, Huntingford, P.J., Beard, R.W., Hytten, F.E. and Scopes, J.W PY - 1971/// CY - Basel PB - S. Karger KW - Health Education KW - Perinatology-congresses ER -