id	keyword
biht-30	care
biht-30	patients
biht-30	aug
biht-30	health
biht-30	url
biht-30	healthcare
biht-30	data
biht-30	blockchain
biht-30	cost
biht-30	system
biht-30	token
biht-30	direct
biht-30	collaborative
biht-30	members
biht-30	todaytm
biht-30	issn
biht-30	primary
biht-30	rewards
biht-30	example