Eberhart, MD L. The safety and tolerability of the fentanyl HCl iontophoretic transdermal system: An alternative to currently available analgesic modalities. J of Opioid Management [Internet]. 2007 Sep. 1 [cited 2024 May 4];3(5):249-56. Available from: https://wmpllc.org/ojs/index.php/jom/article/view/1024