FETOSCOPIC TWO LAYERS CLOSURE OF OPEN NEURAL TUBE DEFECTS Carlos Gine, MD, PhD, Silvia Arevalo, MD, PhD, Nerea Maiz, MD, PD,
Carlota Rodó, MD, Jose A Molino, MD, Susana Manrique, MD, Elena Carreras, MD, Manuel Lopez, MD, PhD; Hospital Universitari Vall d’Hebron