Cheung, Brian, Chris Levy, and Abhijit Shivkumar. “First-Degree Atrioventricular Block With Tachycardia from Paliperidone and Mirtazapine Overdose”. European Journal of Case Reports in Internal Medicine 7, no. 12 (September 29, 2020). Accessed April 28, 2024. https://www.ejcrim.com/index.php/EJCRIM/article/view/1879.