Indicator condition-guided HIV testing in patients with mononucleosis-like illness and community-acquired pneumonia in an Emergency Department setting: A prospective study from Poland (2015–2018) - Karolina Pyziak-Kowalska; Dorthe Raben; Ann Sullivan; Maksymilian Bielecki; Andrzej Horban; Justyna D. Kowalska (PLoS ONE, 2026)