1. Department of Civil Engineering, Pulchowk Campus, Institute of Engineering, Tribhuvan University, Pulchowk, Lalitpur 46000, Nepal
2. Department of Medical Microbiology, Nobel College, Pokhara University, Sinamangal, Kathmandu 33700, Nepal
3. Department of Rural Clinical Sciences, La Trobe Rural Health School, La Trobe University, Melbourne, Victoria 3086, Australia
4. School of Design and the Built Environment, Curtin University Sustainability Policy Institute, Kent Street, Bentley 6102, Western Australia, Australia