1 Department of Internal Medicine, Maharajgunj Medical Campus, Institute of Medicine, Tribhuvan University, Kathmandu-44600, Nepal.
2 Department of Emergency Medicine, Edmond City Hospital, Butwal-8, Rupandehi-32900, Lumbini, Nepal.
3 Department of Internal Medicine, Shaileshwori Hospital Pvt. Ltd., Doti-10800, Nepal.
4 Department of Health Research, Government of Nepal- Nepal Health Research Council, Ramshahpath, Kathmandu-44600, Nepal.
5 Department of Internal Medicine, Kritipur Hospital, PHECT-Nepal, Kritipur, Kathmandu-44600, Nepal.
6 Department of Internal Medicine, Hebei Medical University, Hebei, Shijiazhuang-050017, China.
7 Department of Ophthalmology, Maharajgunj Medical Campus, Institute of Medicine, Tribhuvan University, Kathmandu-44600, Nepal.
8 Department of Internal Medicine, KIST Medical College Teaching Hospital, Gwarko, Lalitpur-44700, Nepal.