PETRELLI, Fabio; GRAPPASONNI, Iolanda; NGUYEN, Cuc Thi Thu; TESAURO, Marina; PANTANETTI, Paola; XHAFA, Sonila; CANGELOSI, Giovanni. Metformin and Covid-19: a systematic review of systematic reviews with meta-analysis. Acta Biomedica Atenei Parmensis, Fidenza, Italy, v. 94, n. S3, p. e2023138, 2023. DOI: 10.23750/abm.v94iS3.14405. Disponível em: https://mattioli1885journals.com/index.php/actabiomedica/article/view/14405. Acesso em: 14 may. 2025.