Lewis, Keir E When epidemics collide. [electronic resource] - The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease 03 2017 - 248 p. digital Publication Type: Editorial; Comment ISSN: 1815-7920 Standard No.: 10.5588/ijtld.17.0006 doi Subjects--Topical Terms: Epidemics