TY  - RPRT
TI  - [Problems in controlling relapses in pulmonary tuberculosis].
AU  - I G Ursov
AU  - T A Borovinskaia
AU  - V A Krasnov
PY  - 1988
UR  - https://pubmed.ncbi.nlm.nih.gov/3242122/
ID  - 3242122
ER  -