Pratama, Lalu Aditya Haris, Achmad Chusnu Romdhoni, and Sri Herawati. “Predictive Clinical Factors for Penetration-Aspiration in Patients With Nasopharyngeal Carcinoma After Radiotherapy”. International journal of health sciences 6, no. S8 (September 8, 2022): 2185–2194. Accessed July 17, 2024. https://sciencescholar.us/journal/index.php/ijhs/article/view/12563.