title: Chest microfilm versus direct microscopic sputum examination in tuberculosis control in the developing country.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003153:Community Health Services; D006801:Humans; D008400:Mass Chest X-Ray / Q000706:statistics & numerical data*; D008403:Mass Screening; D008875:Middle Aged; D010817:Physician-Patient Relations; D013183:Sputum / Q000032:analysis*; D013624:Taiwan; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis / Q000453:epidemiology / Q000517:prevention & control*; D014944:World Health Organization