The Impact of Receiving Pretravel Health Advice on the Prevention of Hajj-Related Illnesses Among Australian Pilgrims: Cohort Study

Amani S Alqahtani   ^{1, 2, 3} , BSc, MPH, PhD ;   Saeed A Alsharif   ⁴ , MBBS, MPH ;   Mohammad A Garnan   ⁵ , MBBS, MPH ;   Mohamed Tashani   ^{3, 6} , MBBS, MPH, PhD ;   Nasser F BinDhim   ¹ , BSc, MPH, PhD ;   Anita E Heywood   ⁷ , BSc, MPH, PhD ;   Robert Booy   ^{3, 6, 8, 9} , MD ;   Kerrie E Wiley   ² , BSc, MScMed, PhD ;   Harunor Rashid   ^{3, 6, 8} , MD ;   Hajj Research Group   ¹⁰

¹ Saudi Food and Drug Authority, Riyadh, Saudi Arabia

² School of Public Health, The University of Sydney, Sydney, Australia

³ National Centre for Immunisation Research and Surveillance of Vaccine Preventable Diseases, The Children’s Hospital at Westmead, Sydney, Australia

⁴ Ministry of Health, Taif, Saudi Arabia

⁵ Ministry of Health, Abha, Saudi Arabia

⁶ The Discipline of Child and Adolescent Health, Sydney Medical School, University of Sydney, Sydney, Australia

⁷ School of Public Health and Community Medicine, The University of New South Wales, Sydney, Australia

⁸ Marie Bashir Institute for Infectious Diseases and Biosecurity, Sydney, Australia

⁹ WHO Collaborating Centre for Mass Gatherings and High Consequence/High Visibility Events, Flinders University, Adelaide, Australia

¹⁰ See Acknowledgments, Riyadh, Saudi Arabia