[Usefulness of antituberculosis drug resistance studies].
Valenzuela
P
P
D000569:Americas; D002677:Chile; D003906:Developing Countries; D004194:Disease; D005069:Evaluation Studies as Topic; D007239:Infections; D007843:Latin America; D004364:Pharmaceutical Preparations; D013020:South America; D013812:Therapeutics; D014376:Tuberculosis
D004364:Pharmaceutical Preparations
Americas; Chile; Developing Countries; Diseases; Drugs--therapeutic use; Evaluation; Infections; Latin America; South America; Treatment; Tuberculosis