Travel restrictions and variants of concern: global health laws need to reflect evidence. - Meier BM; Bueno de Mesquita J; Burci GL; Chirwa D; Dagron S; Eccleston-Turner M; Forman L; Gostin LO; Habibi R; Negri S; Phelan A; Sekalala S; et al. (Bulletin of the World Health Organization, 2022)