aid
assistance
bag
bank
blood
blood bag
blood donation
care
clinic
concept
container
donate
donation
donor
donorship
dose
drip
drop
dropper
emergency
equipment
fluid
give
health
healthcare
healthy
heart
hematology
hemology
hemotransfusion
hospital
human
injection
intravenous
laboratory
liquid
medic
medical
medicine
negative
positive
red
science
symbol
transfuse
transfusion
treatment
tube
vein