abnormal
aids
analyzing
antibody
antigen
antihiv
antiretroviral
arv
blood
blood bank
checkup
chronic
clot blood
diagnosis
disease
exam
experiment
fever
hematology
hiv
hospital
human immunodeficiency virus
immunology
infection
lab
laboratory
medical
medicine
microbiology
negative
patient
plasma
positive
reactive
report
research
result
science
serology
serum
sexually transmitted diseases
std
sti
technology
test
transfusion
treatment
tube
virus