title: Mistaken investigations concerning the value of the oral method. 1910.
authors.forename: G
authors.initials: G
authors.lastname: Ferreri
mesh_terms: D003638:Deafness / Q000266:history*; D004519:Education, Special / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D013070:Speech Therapy / Q000266:history*