@techreport{CDC1987,
author = {CDC},
title= {Human immunodeficiency virus (HIV) infection codes. Official authorized addendum. ICD-9-CM (Revision No. 1). Effective January 1, 1988},
year = {1987},
publisher = {Center for Disease Control and Prevention},
address = {Atlanta},
number = {Morbidity and Mortality Weekly Report; S-7},
}