1. Division of Pulmonary Medicine, Department of Medicine, Philippine General Hospital, Manila, Philippines
2. Department of Dermatology, Philippine General Hospital , Manila, Philippines
3. Division of Rheumatology, Department of Medicine, Philippine General Hospital, Manila, Philippines
4. Department of Radiology, Adela Serra Ty Memorial Medical Center, Tandag City, Surigao del Sur, Philippines
5. Department of Dermatology, Philippine General Hospital, Manila, Philippines