APA citiranje

Wilder-Smith, A., & Osman, S. (2020). Public health emergencies of international concern: A historic overview. J Travel Med.

Citação norma Chicago

Wilder-Smith, Annelies, and Sarah Osman. "Public Health Emergencies of International Concern: A Historic Overview." J Travel Med 2020.

MLA citiranje

Wilder-Smith, Annelies, and Sarah Osman. "Public Health Emergencies of International Concern: A Historic Overview." J Travel Med 2020.