Nepal 103 Health aspects 47 Environmental aspects 42 prevention & control 41 Public Health 40 Environmental health 38 Pollution 38 standards 38 Gezondheid 36 Quality Control 36 Water 36 Water Microbiology 36 Water Pollution 36 Water Supply 36 Water quality 36 Water quality management 36 Kathmandu 20 Knowledge 19 Depression 16 Prevalence 15 Children 13 Women 11 Anxiety 10 Hypertension 9 knowledge 8 Nutrition 7 Quality of life 7 Stress 7 Tuberculosis 7 Effectiveness 6