APA

Haumann J., van Kuijk S. M. J., Geurts J. W., Hoebers F. J. P., Kremer B., Joosten E. A. & van den Beuken-van Everdingen M. H. J. (20190118). Methadone versus Fentanyl in Patients with Radiation-Induced Nociceptive Pain with Head and Neck Cancer: A Randomized Controlled Noninferiority Trial. : Pain practice : the official journal of World Institute of Pain.

Chicago

Haumann Johan, van Kuijk Sander M J, Geurts José W, Hoebers Frank J P, Kremer Bernd, Joosten Elbert A and van den Beuken-van Everdingen Marieke H J. 20190118. Methadone versus Fentanyl in Patients with Radiation-Induced Nociceptive Pain with Head and Neck Cancer: A Randomized Controlled Noninferiority Trial. : Pain practice : the official journal of World Institute of Pain.

Harvard

Haumann J., van Kuijk S. M. J., Geurts J. W., Hoebers F. J. P., Kremer B., Joosten E. A. and van den Beuken-van Everdingen M. H. J. (20190118). Methadone versus Fentanyl in Patients with Radiation-Induced Nociceptive Pain with Head and Neck Cancer: A Randomized Controlled Noninferiority Trial. : Pain practice : the official journal of World Institute of Pain.

MLA

Haumann Johan, van Kuijk Sander M J, Geurts José W, Hoebers Frank J P, Kremer Bernd, Joosten Elbert A and van den Beuken-van Everdingen Marieke H J. Methadone versus Fentanyl in Patients with Radiation-Induced Nociceptive Pain with Head and Neck Cancer: A Randomized Controlled Noninferiority Trial. : Pain practice : the official journal of World Institute of Pain. 20190118.