1. Institute of Medicine, Tribhuvan University
2. Tribhuvan University Teaching Hospital
3. Department of Biochemistry, Institute of Medicine, Tribhuvan University
4. Department of Critical Care Medicine
5. Department of Microbiology, Tribhuvan University Teaching Hospital, Kathmandu, Nepal
6. Department of Microbiology, Dr. D. Y. Patil Medical College, Hospital and Research Centre, Dr. D. Y. Patil Vidyapeeth, Pune, Maharashtra, India