aids
ampule
background
biochemical
biological
blood
cancer
care
clinic
closeup
composition
container
disease
doctor
donation
elevated
extraction
gene
genetics
health
hematology
horizontal
hospital
illness
immunology
injection
investigation
isolated
laboratory
liquid
medical
medicine
oncology
pharmacy
plasma
recipient
red
research
sample
sampling
scientific
study
syringe
vial
white