analysis
arm
background
blood
blue
care
clinic
collection
doctor
donation
draw
drawing
equipment
examination
experiment
female
glove
hand
health
healthcare
hospital
illness
infection
injecting
injection
lab
laboratory
medical
medicine
needle
nurse
patient
people
person
professional
research
sample
science
scientific
syringe
take
taking
test
tourniquet
treatment
tube
vein
white
work
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