Nordsmark M, Bentzen SM, Overgaard J. Measurement of Human Tumour Oxygenation Status by a Polarographic Needle Electrode: An analysis of inter- and intratumour heterogeneity. AO [Internet]. 1994 Jan. 1 [cited 2025 Feb. 26];33(4):383-9. Available from: https://medicaljournalssweden.se/actaoncologica/article/view/30660