Hafizi, Hasan, Anila Aliko, Elda Sharra, Albana Fico, MiglioriGiovanni Battista, Paolo Castiglia, and Giovanni Sotgiu. 2014. “Results of a Tuberculin Skin Testing Survey in Albania”. The Journal of Infection in Developing Countries 8 (03), 310-14. https://doi.org/10.3855/jidc.3391.