Singh JA, Mahowald ML, Noorbaloochi S. Intraarticular botulinum toxin A for refractory painful total knee arthroplasty: A randomized controlled trial. J Rheumatol 2010;37:2377–86. References 48 and 49 are replaced as follows:
48. WHO Collaborating Centre for Drug Statistics Methodology: Norwegian Institute of Public Health. ATC/DDD Index. Updates included in the ATC/DDD index. [Internet. Accessed May 10, 2011.] Available from: http://www.whocc.no/atc_ddd_index/?code=M01A
49. Vieweg WV, Lipps WF, Fernandez A. Opioids and methadone equivalents for clinicians. Prim Care Companion J Clin Psychiatry 2005;7:86–8.
We regret the error.
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Intraarticular Botulinum Toxin A for Refractory Painful Total Knee Arthroplasty: A Randomized Controlled Trial
