1. Department of Epidemiology and Biostatistics, School of Public Health, Imperial College London, London, United Kingdom.
2. CRONICAS Center of Excellence in Chronic Diseases, Universidad Peruana Cayetano Heredia, Lima, Peru.
3. Department of Medicine, School of Medicine, Universidad Peruana Cayetano Heredia, Lima, Peru.
4. Department of International Health, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland.
5. Área de Investigación y Desarrollo, Asociación Benéfica PRISMA, Lima, Peru.
6. Department of Preventive Medicine, Integral Occupational Medicine Center CEMOIN, Arequipa, Peru.
7. Universidad Católica de Santa María, Arequipa, Peru.
8. Faculty of Epidemiology and Population Health, London School of Hygiene and Tropical Medicine, London, United Kingdom.
9. Division of Pulmonary and Critical Care, School of Medicine, Johns Hopkins University, Baltimore, Maryland.