@misc{indiciae1c17b87313b5, title = {Highly drug-resistant tuberculosis.}, author = {A Ponce de Leon and P M Small and J Sifuentes-Osornio}, year = {1997}, doi = {10.1001/jama.1997.03540320030027}, url = {https://pubmed.ncbi.nlm.nih.gov/9039877/}, note = {Source identifier: 9039877} }