Manual for coding causes of illness according to a diagnosis code for tabulating morbidity statistics. Prepared by direction of the Surgeon General in the Division of Public Health Methods, U.S. Public Health Service, with the cooperation and assistance of the Division of Vital Statistics, U.S. Bureau of the Census, the Johns Hopkins Hospital and School of Hygiene and Public Health and the Mayo Clinic.
(U.S. Public Health Service. Miscellaneous publication no. 32)