afp
alfafetoprotein
analyzing
blood
breast cancer
ca125
ca153
ca199
cancer
carcinoembryonic antigen
cea
checkup
colon
disease
ferritin
health care
hematology
hospital
illness
immunology
intestine
lab
laboratory
liver
liver cancer
medical
medical exam
medical test
medicine
ovary cancer
patient
prostate
psa
research
sample
science
scientific experiment
serology
test
tube
tumor
tumor marker