@article{soto_huablocho_ulloque_2013,  title={Early conversion of tuberculin skin test in medical students who begin hospital practices},  volume={17},  ISSN={1413-8670},  url={https://doi.org/10.1016/j.bjid.2012.10.027},  DOI={10.1016/j.bjid.2012.10.027},  number={3},  journal={Brazilian Journal of Infectious Diseases},  publisher={Brazilian Society of Infectious Diseases},  author={Soto, Alonso and Huablocho, Pahola and Ulloque, Johan},  year={2013},  month={May},  pages={383–384} }