Glycopyrrolate for drooling in children with medical complexity under three years of age oleh Eleonora Lovardi, Maria Antonietta De Ioris, Donatella Lettori, Caterina Geremia, Susanna Staccioli, Gessica Della Bella, Raffaella Scrocca, Alessia Scarselli, Marcella Aversa, Francesco De Peppo, Andrea Campana, Enrico Castelli