The Effectiveness of Tranexamic Acid in Pediatric Posttonsillectomy Hemorrhage (A Systematic Review and Meta-Analysis). Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2026 https://researcherprofiles.org/profile/770319651 42080438 Ahmad MS, Alosamey F, Luu K