analyzing
arm
blood
body
care
charity
clinic
dna
donate
donating
donation
donor
effusion
expertise
give
haemotherapy
hand
healing
health
health care
healthcare
help
hemotransfusion
hospital
injecting
injection
laboratory
male
medical
medicine
needle
patient
people
receiving
red
sample
science
sterile
test
transfused
transfusion
vein
volunteer