Trachoma - a public health problem.
D000293:Adolescent; D000328:Adult; D000349:Africa; D000368:Aged; D001208:Asia; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D011634:Public Health; D012959:Socioeconomic Factors; D014141:Trachoma / Q000150:complications / Q000453:epidemiology*; D014416:Tunisia; D014786:Vision Disorders / Q000209:etiology