age-related changes of arteries , veins , glands , and stroma in the prostate of black men from washington , dc , and from ibadan , nigeria , and accra , ghana , west africa , were studied in a total of 795 consecutive , unselected prostate specimens removed at autopsy during a 7-year period ( 1973-1980 ) .
C1521760
stroma
C0033572
prostate