Arora P, Mrig S, Goldust Y, Kroumpouzos G, Karadağ Serap A, Rudnicka L, Galadari H, Szepietowski C J, Lernia Di V, Goren A, Kassir M, Goldust M. New Coronavirus (SARS-CoV-2) Crossing Borders Beyond Cities, Nations, and Continents: Impact of International Travel. Balkan Med J 2021;38:205-211