title: [Problems in counting CD4+ T-cells].
authors.forename: J
authors.initials: J
authors.lastname: Guarner
authors.forename: J A
authors.initials: JA
authors.lastname: Izazola
authors.forename: C
authors.initials: C
authors.lastname: del Río Chiriboga
mesh_terms: D015415:Biomarkers; D015496:CD4-Positive T-Lymphocytes; D015658:HIV Infections / Q000097:blood*; D006801:Humans; D007958:Leukocyte Count / Q000295:instrumentation / Q000379:methods*; D015588:Observer Variation; D015203:Reproducibility of Results
chemical_list: D015415:Biomarkers
vernacular_title: Los problemas de conteo de células T CD4+.