Crack cocaine use among persons with tuberculosis--Contra Costa County, California, 1987-1990.

@article{Wise1991CrackCU,
  title={Crack cocaine use among persons with tuberculosis--Contra Costa County, California, 1987-1990.},
  author={Felice Wise and James Reardon and Walter Brunner and Bernardo Dorfman},
  journal={MMWR. Morbidity and mortality weekly report},
  year={1991},
  volume={40 29},
  pages={485-9}
}
From January 1, 1987, through June 30, 1990, 44 cases of tuberculosis (TB) occurred among residents of Contra Costa County, California, who were known to use crack cocaine. To investigate a possible association between crack cocaine use and TB, local health officials conducted a retrospective study of TB cases among residents of Contra Costa County.