Drug-eluting beads transarterial chemoembolization vs conventional transarterial chemoembolization in the treatment of hepatocellular carcinoma in adult patients: a systematic review and update meta-analysis of observational studies - Chernyshenko, Tatiana; Polkin, Roman; Dvoinikova, Ekaterina; Shepelev, Valeriy; Goncharuk, Roman (Frontiers in Oncology, 2025)