aUniversité Clermont Auvergne, CHU Clermont-Ferrand, Inserm, Neuro-Dol, Service de Pharmacologie médicale, Centres Addictovigilance et Pharmacovigilance, Centre Evaluation et Traitement de la Douleur, Clermont-Ferrand, France
bObservatoire Français des Médicaments Antalgiques (OFMA)/French Monitoring Centre for Analgesic Drugs, Université Clermont Auvergne, Faculté de Médecine, Clermont-Ferrand, France
cInstitut Analgesia, Faculté de Médecine, Clermont-Ferrand, France
*Corresponding author. Address: Centre Hospitalier Universitaire de Clermont-Ferrand, Service de Pharmacologie Médicale, BP69, 63003 Clermont-Ferrand, France. Tel.: +33 (0)4 73 751 822; fax: +33 (0)4 73 751 823. E-mail address: [email protected] (C. Chenaf).
Sponsorships or competing interests that may be relevant to content are disclosed at the end of this article.
Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal's Web site (www.painjournalonline.com).