EFFECT OF IRRIGATION WITH PRE-HEATED AND ULTRASONICALLY ACTIVATED SODIUM HYPOCHLORITE AT DIFFERENT CONCENTRATIONS ON POSTOPERATIVE PAIN LEVEL: A RANDOMIZED CONTROLLED CLINICAL STUDY. Journal of Pharmaceutical Negative Results. Published online December 10, 2022:3195-3160. Accessed June 13, 2026. https://mail.pnrjournal.com/index.php/home/article/view/4557