title: Standardisation and controls, why can't we overcome the hurdles?
authors.forename: Hubert G M
authors.initials: HG
authors.lastname: Niesters
authors.forename: Elisabeth
authors.initials: E
authors.lastname: Puchhammer-Stöckl
mesh_terms: D015658:HIV Infections / Q000175:diagnosis; D015497:HIV-1 / Q000302:isolation & purification; D016174:Hepacivirus / Q000302:isolation & purification; D006526:Hepatitis C / Q000175:diagnosis; D006801:Humans; D014773:Virology / Q000592:standards*