162
Participants
Start Date
November 30, 2011
Primary Completion Date
April 30, 2016
Study Completion Date
April 30, 2016
Folic acid
Taking of folic acid 15 mg per day by hanging oral route during 3 at 4 months
placebo of folic acid
Taking of placebo of folic acid by hanging oral route during 3 at 4 months
Service of gynaecology-obstetrics and medicine of the reproduction, Tenon Hospital - APHP, Paris
Assistance Publique - Hôpitaux de Paris
OTHER