title: New era makes viral-load testing an important tool.
mesh_terms: D018791:CD4 Lymphocyte Count; D006678:HIV / Q000235:genetics / Q000302:isolation & purification*; D015658:HIV Infections / Q000175:diagnosis* / Q000276:immunology / Q000821:virology; D006801:Humans; D012367:RNA, Viral / Q000032:analysis
chemical_list: D012367:RNA, Viral