TY - JOUR AN - 13 AU - Marana,H.R. AU - Andrade,J.M. AU - Martins,G.A. AU - Silva,J.S. AU - Sala,M.A. AU - Cunha,S.P. TI - A morphometric study of maternal smoking on apoptosis in the syncytiotrophoblast JO - Int J Gynaecol Obstet PY - 1998 VL - 61(1) SP - 21-27 M2 - 21 DO - 10.1016/S0020-7292(98)00014-9 ER -