1. World population prospects: The 2015 revision, key findings and advance tables;Melorose,2015
2. Progress on sanitation and drinking water – 2015 update and MDG assessment. Water update and MDG assessment;WHO/UNICEF;World Heal. Organ.,2015
3. Preventing disease through healthy environments: A global assessment of the burden of disease from-WHO;Pruss-Ustun,2016
4. A practical guide for improving quality of care through water, sanitation and hygiene in health care facilities-Second edition-WHO,2022
5. From project sanitation and hygiene to combat neglected tropical diseases-WHO;Lessons,2017