1. Research Associate, Center for Research on Environment Health and Population Activities, Kathmandu, Nepal
2. Field Officer, Center for Research on Environment Health and Population Activities, Kathmandu, Nepal
3. Anand Tamang, Director, Center for Research on Environment Health and Population Activities, Kathmandu, Nepal
4. Research Assistant, Heilbrunn Department of Population and Family Health, Mailman School of Public Health, Columbia University, New York, NY, USA
5. Independent Consultant, New York, NY, USA
6. Chair, Heilbrunn Department of Population and Family Health, Mailman School of Public Health, Columbia University, New York, NY, USA
7. Senior Program Officer, Heilbrunn Department of Population and Family Health, Mailman School of Public Health, Columbia University, New York, NY, USA.