<prompt> Ebstein anomaly is due to maternal intake of:LithiumCopperCobaltNickel  <response>: a. LithiumRef: Nelsons 20e p 2211-2217, Ghai 8e p 420-423Maternal drugCongenital heart diseasePhenytoinVSD, ASD, coarctation of aorta, PDAValproateCoarctation of aorta, aortic stenosis, pulmonary atresia, VSDLithiumEbstein anomaly, Tricuspid atresiaAlcoholASD. VSD 