Document 0678 DOCN M9440678 TI Circadian variation of the CD4 count among drug users [letter] DT 9404 AU Mientjes GH; van Ameijden EJ; van den Hoek JA; Roos MT; Coutinho RA SO J Acquir Immune Defic Syndr. 1994 Feb;7(2):205-6. Unique Identifier : AIDSLINE MED/94133096 DE *Circadian Rhythm Cohort Studies Cross-Sectional Studies Female Human HIV Infections/COMPLICATIONS/*IMMUNOLOGY *HIV Seronegativity Leukocyte Count Male Regression Analysis Substance Abuse/COMPLICATIONS/*IMMUNOLOGY T4 Lymphocytes/*CYTOLOGY LETTER JOURNAL ARTICLE SOURCE: National Library of Medicine. NOTICE: This material may be protected by Copyright Law (Title 17, U.S.Code).