Ultrasensitive Electrochemical Detection of Alpha–Fetoprotein Using an Aptamer–Functionalized Graphene–Gold Nanocomposite for Early Hepatocellular Carcinoma Screening Yangjun Liu, Hongyan Xiao*, 10.57647/jnsc.2026.1604.19 XML Requires Subscription PDF downloads: 49
10.57647/jnsc.2026.1604.19