Interpreting Urine Drug Tests

Prevalence of Morphine Metabolism to Hydromorphone in Chronic Pain Patients Treated with Morphine152

  • Wasan, Ajay D. MD, MSc
  • Michna, E
  • Janfaza, D
  • Teter, C. PharmD
  • Greenfield, Shelly MD, MPH
  • Jamison, R N
Pain Medicine 8(1):p 112-113, January-February 2007.
Copyright © 2007 Blackwell Publishing Ltd.