Face mask sampling (FMS) for tuberculosis shows lower diagnostic sensitivity than sputum sampling in Guinea. - Hassane-Harouna S; Braet SM; Decroo T; Camara LM; Delamou A; Bock S; Ortuño-Gutiérrez N; Cherif GF; Williams CM; Wisniewska A; Barer MR; Rigouts L; et al. (Annals of clinical microbiology and antimicrobials, 2023)