title: Serendipity and purpose.
authors.affiliation: University of PittsburghCancer Institute, Pittsburgh, Pennsylvania, USA davidsonne@upmc.edu.
authors.forename: Nancy E
authors.initials: NE
authors.lastname: Davidson
mesh_terms: D035843:Biomedical Research; D049673:History, 20th Century; D049674:History, 21st Century; D008495:Medical Oncology / Q000266:history*