TY - GEN ED - WHO Global Programme on AIDS. TI - Operational characteristics of commercially available assays to determine antibodies to HIV-1 and/or HIV-2 in human sera : report 3, Geneva, March 1991 PY - 1991/// CY - Geneva : PB - World Health Organization KW - AIDS serodiagnosis KW - HIV antibodies KW - Diagnostic use KW - HIV infections KW - Diagnosis KW - Immunoassay ER -