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Portuguese Journal of Public Health
Print version ISSN 2504-3137On-line version ISSN 2504-3145

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AFONSO, Andrea Luísa Fernandes; PIRES, Bruno Miguel Morais; TEIXEIRA, Cristina Martins  and  NOGUEIRA, António José. Tuberculin skin testing versus interferon-gamma release assay among users of a public health unit in northeast Portugal. Port J Public Health [online]. 2020, vol.38, n.3, pp.159-165.  Epub Feb 10, 2021. ISSN 2504-3137.