aid
analysis
analyzing
bank
biochemistry
biology
biotechnology
blood
cancer
care
checking
chemical
chemist
chemistry
clinic
collecting
collection
dna
doctor
donate
donation
donor
examining
health
healthcare
hematologist
hematology
hospital
illness
infection
lab
laboratory
man
medical
medicine
paternity
plasma
red
research
researcher
sample
scientific
scientist
storage
test
testing
transfusion
tube
tubing
virus