[Case finding by means of microscopy of sputum].
D006285:Health Planning; D006801:Humans; D008800:Mexico; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification; D013183:Sputum / Q000382:microbiology*; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology* / Q000382:microbiology
Búsqueda de casos mediante la microscopia de la expectoración