Retraction: Statement of Retraction: Ramelteon protects against human pulmonary microvascular endothelial cell injury induced by lipopolysaccharide (LPS) via activating nuclear factor erythroid 2-related factor 2 (Nrf2)/heme oxygenase-1 (HO-1) pathway
Bioengineered issued a retraction of https://doi.org/10.1080/21655979.2021.2021065 (source: publisher).