An investigation of TB infection and reinfection among stone quarry workers

Affiliations

• ¹ Multidisciplinary Unit for Biomedical Research (UMIB), Instituto de Ciências Biomédicas Abel Salazar, Universidade do Porto, ICBAS-UP, Porto, Portugal. Electronic address: [email protected].
• ² Institute of Biomedical Sciences Abel Salazar, University of Porto, Porto, Portugal; Northern Regional Health Administration, Portugal.
• ³ National Reference Laboratory for Mycobacteria, Department of Infectious Diseases, National Institute of Health (INSA), Lisbon, Portugal.
• ⁴ Multidisciplinary Unit for Biomedical Research (UMIB), Instituto de Ciências Biomédicas Abel Salazar, Universidade do Porto, ICBAS-UP, Porto, Portugal.
• ⁵ Public Health Unit, ACeS Ave-Famalicão, ARS Norte, Health Ministry, Portugal.
• ⁶ Multidisciplinary Unit for Biomedical Research (UMIB), Instituto de Ciências Biomédicas Abel Salazar, Universidade do Porto, ICBAS-UP, Porto, Portugal; EPIUnit - Instituto de Saúde Pública, Universidade do Porto, Porto, Portugal; Serviço de Pneumologia, Centro Hospitalar de Vila Nova de Gaia/Espinho, Vila Nova de Gaia, Portugal.