1 Clinica Delgado, Grupo AUNA, Lima, Peru; Facultad de Medicina Humana, Universidad Nacional Mayor de San Marcos, Lima, Peru.
2 Departments of Physiological and Morphological Sciences, School of Medical Sciences, Universidad Nacional Autónoma de Honduras (UNAH), Tegucigalpa, Honduras.
3 Department of Internal Medicine, Faculty of Medical Sciences, Universidad Nacional Autónoma de Honduras (UNAH), Tegucigalpa, Honduras; Department de Internal Medicine, Hospital Escuela, Tegucigalpa, Honduras.
4 Pneumology Service, Hospital Nacional Edgardo Rebagliati Martins, Lima, Peru; Master in Clinical Epidemiology and Biostatistics, Universidad Cientifica del Sur, Lima, Peru.
5 Master in Clinical Epidemiology and Biostatistics, Universidad Cientifica del Sur, Lima, Peru; Faculty of Medicine, Universidad Nacional Hermilio Valdizán, Huánuco, Peru.
6 Master in Clinical Epidemiology and Biostatistics, Universidad Cientifica del Sur, Lima, Peru; Public Health and Infection Research Group, Faculty of Health Sciences, Universidad Tecnologica de Pereira, Pereira, Risaralda, Colombia; Grupo de Investigación Biomedicina, Faculty of Medicine, Fundacion Universitaria Autonoma de las Americas, Pereira, Risaralda, Colombia. Electronic address: arodriguezm@utp.edu.co.