Agrawal, S. et al. 2022. Efficacy of Oral Pilocarpine for Reduction of Post Radiotherapy Xerostomia in Head and Neck Cancer Patients: A Prospective Randomized Institution-based Study. Asian Pacific Journal of Cancer Care. 7, 3 (Sep. 2022), 519–524. DOI:https://doi.org/10.31557/apjcc.2022.7.3.519-524.