Kjaer M, Nielsen H, Olsen FE, Andersen LS, Philipsen J, Velander G. Bioavailability and Analgesic Effect of Sustained Release Cetobemidone Capsules in Cancer Patients with Chronic Pain of Malignant Origin. AO [Internet]. 1992 Jan. 1 [cited 2026 May 22];31(5):577-83. Available from: https://medicaljournalssweden.se/actaoncologica/article/view/32263