1. Department of Social and Environmental Medicine, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
2. Bangladesh Council of Scientific and Industrial Research (BCSIR), Dhaka, Bangladesh
3. Institute of Agricultural and Resource Economics, Faculty of Social Sciences, University of Agriculture, Faisalabad, Pakistan
4. Faculty of Environment and Resource Studies, Mahidol University, Nakhon Pathom, Thailand
5. EnviroCare, Prosperity Pathway, Toronto, Ontario, Canada
6. WHO collaborating Centre, Environmental Engineering and Management, Asian Institute of Technology, Pathumthani, Thailand