Pagh, Anja, Cai Grau, and Jens Overgaard. “Failure Pattern and Salvage Treatment After Radical Treatment of Head and Neck Cancer”. Acta Oncologica 55, no. 5 (May 3, 2016): 625–632. Accessed May 17, 2026. https://medicaljournalssweden.se/actaoncologica/article/view/25310.