Cancer chemotherapy and biotherapy, c1996: CIP t.p. (Dan L. Longo, M.D., director, Biological Response Modifiers Program, Div. of Cancer Treatment, National Cancer Institute, Frederick, Md.) data sheet (b. 4/25/49; Dan Louis Longo)

Harrison's manual of oncology, 2014: ECIP t.p. (Dan L. Longo, MD, Professor of Medicine, Harvard Medical School, Senior Physician, Brigham and Women's Hospital, Deputy Editor, New England Journal of Medicine, Boston, Massachusetts)