Root canal contamination or exposure to lipopolysaccharide differentially modulate prostaglandin E2 and leukotriene B4 signaling in apical periodontitis. J Appl Oral Sci [Internet]. 2021 Aug. 30 [cited 2024 May 15];28:e20190699. Available from: https://www.revistas.usp.br/jaos/article/view/190139