Ante-partum administration of preventive treatment of Rh-D immunization in rhesus-negative women. Parallel evaluation of transplacental passage of fetal blood cells. Results of a multicenter study carried out in the Paris region [in French] - Huchet, J; Dallemagne, S; Huchet, C; Brossard, Y; Larsen, M; Parnet-Mathieu, F (J Gynecol Obstet Biol Reprod (Paris), 1987)