a
analyzing
antigen
antihbs
b
blood
blood bank
c
cancer
card
care
cassette
checkup
diagnosis
disease
exam
experiment
fever
hbsag
hbv
hcv
health
healthcare
hepatitis
immunology
infection
infectious
jaundice
lab
laboratory
liver
medical
medicine
negative
patient
positive
rapid
reactive
research
result
serology
sexually
std
sti
technology
test
transfusion
transmitted
virus