Immunotherapy Offers New Options for Cancer Treatment

NEW YORK, June 2, 2013 /PRNewswire/ -- At six years old Emily Whitehead was only two weeks from a bone marrow transplant when her leukemia came back for a second time. (Photo:  http://photos.prnewswire.com/prnh/20130602/LA24333) Emily, who goes by Emma, had been fighting acute...