TI - Controlled release of metformin-loaded SA/PEG scaffolds produced by 3d-printing technology AU - HARMANCI, S. AU - CESUR, S. AU - GUNDUZ, O. AU - USTUNDAG, C.B. SO - Sigma Journal of Engineering and Natural Sciences 2023;41:1106-1114. DO - 10.14744/sigma.2022.00059