“ANTI-HBSAG-ARCHITECT VERSO ANTI-HBSAG-AXSYM.VARIABILITA’ ANALITICA. QUALI LE CAUSE”. Microbiologia Medica 18, no. 2 (June 30, 2003). Accessed May 1, 2026. https://www.pagepressjournals.org/mm/article/view/4363.