id	keyword
ajlm-1326	laboratory
ajlm-1326	testing
ajlm-1326	nigeria
ajlm-1326	covid-19
ajlm-1326	sars
ajlm-1326	cov-2
ajlm-1326	health
ajlm-1326	benin
ajlm-1326	control
ajlm-1326	centre
ajlm-1326	hospital
ajlm-1326	disease
ajlm-1326	teaching
ajlm-1326	university