%0 Journal Article %B Journal of Water Sanitation and Hygiene for Development %D 2017 %G eng %N 4 %R 10.2166/washdev.2017.086 %T Towards sustained sanitation services: a review of existing frameworks and an alternative framework combining ecological and sanitation life stage approaches. %U http://washdev.iwaponline.com/lookup/doi/10.2166/washdev.2017.086https://syndication.highwire.org/content/doi/10.2166/washdev.2017.086 %V 6