id	keyword
easat-2137	households
easat-2137	health
easat-2137	wastewater
easat-2137	management
easat-2137	adétikopé
easat-2137	urban
easat-2137	sanitation
easat-2137	study
easat-2137	lomé
easat-2137	vol
easat-2137	environment
easat-2137	diseases
easat-2137	authors
easat-2137	issn
easat-2137	doi
easat-2137	technology
easat-2137	science
easat-2137	learning
easat-2137	licensee
easat-2137	gate