APA (7th ed.) Citation
Fredheim, O., & ET AL. (2011). Prescription of analgesics to patients in opioid maintenance therapy: A pharmacoepidemiological study.
Chicago Style (17th ed.) Citation
Fredheim, O.M.S, and ET AL. Prescription of Analgesics to Patients in Opioid Maintenance Therapy: A Pharmacoepidemiological Study. 2011.
MLA (9th ed.) Citation
Fredheim, O.M.S, and ET AL. Prescription of Analgesics to Patients in Opioid Maintenance Therapy: A Pharmacoepidemiological Study. 2011.
Warning: These citations may not always be 100% accurate.