Margaret Delfino , 90 , began donating blood in 90 in California , California . Margaret Delfino was diagnosed with ovarian cancer in 1954 , but has since recovered . Delfino : `` It can mean the difference between life and death for some people ''
Margaret Delfino , 90 , began donating blood in 1954 in Bakersfield , California . Delfino was diagnosed with ovarian cancer in 2001 , but has since recovered . Delfino : `` It can mean the difference between life and death for some people ''