1. From the Materno-fetal and Obstetrics Research Unit, Department “Femme–Mère–Enfant” (E.M., D.B.), and the Service of Pharmacy (A.P.), Lausanne University Hospital and University of Lausanne, Lausanne, and the Institute of Primary Health Care (E.M., A.P.) and the Graduate School for Health Sciences (E.M.), University of Bern, Bern — all in Switzerland.