Shirato, Hiroki, Wataru Ichimura, Hiroshi Wakushima, Takashi Ntshioka, and Keishiro Suzuki. “Squamous Cell Carcinoma Antigen in Serum for Monitoring of Head and Neck and Uterine Cervical Squamous Cell Carcinomas After Radiotherapy”. Acta Oncologica 32, no. 6 (January 1, 1993): 663–666. Accessed May 20, 2026. https://medicaljournalssweden.se/actaoncologica/article/view/31754.