id	keyword
cana-2751	data
cana-2751	patient
cana-2751	blockchain
cana-2751	access
cana-2751	system
cana-2751	healthcare
cana-2751	vol
cana-2751	purpose
cana-2751	records
cana-2751	network
cana-2751	technology
cana-2751	consent