aid
analyzing
bag
bank
blood
care
checking
clinic
collecting
collection
doctor
donate
donation
donor
health
healthcare
healthy
hematology
hospital
lab
laboratory
man
medical
medicine
needle
patient
plasma
practitioner
red
research
sample
sampling
storage
supply
surgery
syringe
system
taking
test
testing
thumb
thumbs
transfuse
transfusion
treatment
tube
up
vein
visit
woman