Ahlbom, Anders, Albert, E.N, Fraser-Smith, A.C, Grodzinsky, A.J, Marron, A.O, Martin, A.O, Persinger, M.A, Shelanski, M.L, Wolpow, E.R.
New York, NY:
New York (City) Department of Health
, 1987.
American College of Physicians-American Society of Internal Medicine, American Society of Clinical Oncology.
Philadelphia, PA:
American College of Physicians-American Society of Internal Medicine
, 2004.
3rd ed.