id	keyword
ejh-1349	health
ejh-1349	ghana
ejh-1349	workers
ejh-1349	study
ejh-1349	drain
ejh-1349	health workers
ejh-1349	factors
ejh-1349	countries
ejh-1349	hospital
ejh-1349	resource
ejh-1349	data
ejh-1349	migration
ejh-1349	development
ejh-1349	journal