3d illustration
acid
analysis
analyzing
arthritis
background
biochemistry
biology
blood
care
checkup
clinic
clinical chemistry
diagnosis
disease
exam
examination
experiment
gout
gouty
hand
health
health care
high
hospital
lab
laboratory
medical
medical exam
medical test
medicine
research
rheumatoid
sample
science
scientific
scientific experiment
test
treatment
tube
uric
uric acid
urinalysis
urinate uric acid