Frequency and persistence of post-acute symptoms after chikungunya, dengue, Zika and malaria in travellers: a prospective multi-centre study. - Hamer DH; Loreau JM; Huits R; Díaz-Menéndez M; Grobusch MP; Barkati S; Yansouni CP; Gobbi F; Bottieau E; Chen LH; Duvignaud A; Malvy D; et al. (Journal of travel medicine, 2026)