Friedrichsdorf, MD, FAAP SJ, Postier, MPH AC, Foster, MEd LP, Lander, MD TA, Tibesar, MD RJ, Lu, MS Y, Sidman, MD JD. Tramadol versus codeine/acetaminophen after pediatric tonsillectomy: A prospective, double-blinded, randomized controlled trial. J of Opioid Management [Internet]. 2015 Jul. 1 [cited 2024 May 4];11(4):283-94. Available from: https://wmpllc.org/ojs/index.php/jom/article/view/183