A cost-effective predictive tool for AFP-negative focal hepatic lesions of retrospective study: enhancing clinical triage and decision-making 1Department of Laboratory Medicine, Peking University Shenzhen Hospital, Shenzhen, Guangdong Province, China 2Department of Laboratory Medicine, JingNing People’s Hospital, Pingliang, Gansu Province, China DOI 10.7717/peerj.19150 Academic Editor Sonia Oliveira Subject Areas Gastroenterology and Hepatology, Oncology Keywords Alpha-fetal protein (AFP),...