Dian Nuryanda Faculty of Medicine, Universitas Padjadjaran Indonesia
Hendarsyah Suryadinata Division of Pulmonology, Department of Internal Medicine, Faculty of Medicine, Universitas Padjadjaran/Dr. Hasan Sadikin General Hospital Bandung Indonesia
Ambrosius Purba Department of Physiology, Faculty of Medicine, Universitas Padjadjaran
/Dr. Hasan Sadikin General Hospital Bandung