زهية بلقاسم عباز. Coronavirus risks: the world stands at the edge of thehealth, social and economic breakdown. RDRH [Internet]. 2026 Oct. 28 [cited 2026 Nov. 2];17(01):636-58. Available from: https://rdrh.univ-setif2.dz/index.php/rdrh/article/view/306