title: Trachoma in Chiapas, Mexico.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001766:Blindness / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D005260:Female; D006306:Health Surveys; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008800:Mexico; D008875:Middle Aged; D010865:Pilot Projects; D011634:Public Health; D014141:Trachoma / Q000175:diagnosis / Q000453:epidemiology*