News Coverage of Face Masks in Australia During the Early COVID-19 Pandemic: Topic Modeling Study

Pritam Dasgupta   ^{1 *} , MBBS, MPH ;   Janaki Amin   ^{1 *} , BSc, MPH, PhD ;   Cecile Paris   ^{2 *} , BA, PhD ;   C Raina MacIntyre   ^{3 *} , MBBS, MAppEpid, PhD

¹ Department of Health Sciences, Faculty of Medicine, Health and Human Sciences, Macquarie University, Sydney, New South Wales, Australia

² Commonwealth Scientific and Industrial Research Organisation Data61, Sydney, New South Wales, Australia

³ Biosecurity Program, Kirby Institute, University of New South Wales, Sydney, New South Wales, Australia

*all authors contributed equally