[Deaf mutism in Mexico before 1918; evolution of medical, educational and welfare concepts].
D005075:Biological Evolution; D003638:Deafness; D004501:Education, Medical; D006801:Humans; D008800:Mexico; D009155:Mutism; D012946:Social Welfare
DEAF-MUTISM; SOCIAL WELFARE
La sordomudez en México hasta el ano de 1918; evolución de los conceptos médicos, educativos y asistenciales.