TY - EJOUR T1 - Oxytocinase versus estriol for the assessment of fetal well-being AU - Blum, M. PY - 1981 LA - und PB - Kooperation de Gruyter JO - Journal of Perinatal Medicine - Official Journal of the WAPM DO - 10.1515/jpme.1981.9.3.145 ER -