Saeed, Shahzeb, Daniyal Khan, Saman Hamid, Parisa Aijaz, and Mark Ayoub. “When Immunity Backfires: Pembrolizumab-Induced Bilateral Pneumothorax in a Patient With Metastatic HPV-Associated Oropharyngeal Carcinoma”. European Journal of Case Reports in Internal Medicine 12, no. 11 (October 27, 2025). Accessed November 4, 2026. https://ejcrim.com/index.php/ejcrim/article/view/5839.