MetaMind: A multi-agent transformer-driven framework for automated network meta-analyses - Achilleas Livieratos; Maria Kudela; Yuxi Zhao; All-shine Chen; Xin Luo; Junjing Lin; Di Zhang; Sai Dharmarajan; Sotirios Tsiodras; Vivek Rudrapatna; Margaret Gamalo (PLoS ONE, 2026)