Therapy of Cranial and Intracrainial Tumors" Am. J. of Clinical Oncology 13(4):327–330 (1990). "Proton Radiotherapy", Hartford, Zietman, et al. in Radiotheraputic Management of Carcinoma of the Prostate, A. D'Amico and G.E. Hanks. London, UK, Arnold Publishers: 61–72 (1999). External links The Intrepid Proton-Man, educational comic books by Steve Englehart and Michael Jaszewski for pediatric patients 2019 BBC Horizon documentary 2019 Jove video by the University of Maryland School of Medicine explaining the treatment process: Proton Therapy Delivery and Its Clinical Application in Select Solid Tumor Malignancies 2019 The NHS Proton Beam Therapy Programme Proton Therapy Collaborative Group PTCOG Alliance for Proton Therapy CARES Cancer Network National Association for Proton Therapy American Society for Radiation Oncology Model Policy – Proton Beam Therapy Proton therapy – MedlinePlus Medical Encyclopedia Proton Therapy What is Proton Therapy Medical physics Radiation therapy procedures Proton