Systematic ReviewPublished 8 October 2026Drug-coated balloon, drug-eluting stent, versus bare-metal stent for vertebral artery ostial stenosis: a systematic review and network meta-analysisZhiqiang Li · Shuhui Wu · Chao Wu · Yue Yin · Xiaofan XuFrontiers in Neurologydoi 10.3389/fneur.2026.1901781