Kathmandu 11 Nepal 8 Mothers 5 methods 5 Environmental health 4 Knowledge 4 Nurses 4 Public Health 4 Public Health Practice 4 Public health 4 Research 4 Biology 3 Biomedical Research 3 Breastfeeding 3 Children 3 Environmental aspects 3 Gezondheid 3 Health Policy 3 Health aspects 3 Medical policy 3 Medicine 3 Methodology 3 Pollution 3 Quality Control 3 Water 3 Water Microbiology 3 Water Pollution 3 Water Supply 3 Water quality 3 Water quality management 3