“CROSS-SECTIONAL CLINICAL STUDY TO EVALUATE THE PTV (PLANNING TARGET VOLUME) MARGIN ERRORS HEAD, NECK, AND BREAST CANCER”, Int. Res. J. Pharm., vol. 9, no. 12, pp. 130–135, Dec. 2018, Accessed: Aug. 20, 2026. [Online]. Available: https://irjponline.org/index.php/irjp/article/view/2054