Nüesch, Eveline, Ane W. S. Rutjes, Elaine Husni, Vivan Welch, and Peter Jüni. “Oral or Transdermal Opioids for Osteoarthritis of the Knee or Hip”. São Paulo Medical Journal 127, no. 6 (November 11, 2009): 388. Accessed October 15, 2025. https://periodicosapm.emnuvens.com.br/spmj/article/view/1917.