Comment on

• Self-efficacy and pain catastrophizing in systemic lupus erythematosus: relationship to pain, stiffness, fatigue, and psychological distress.

  Somers TJ, Kurakula PC, Criscione-Schreiber L, Keefe FJ, Clowse ME. Somers TJ, et al. Arthritis Care Res (Hoboken). 2012 Sep;64(9):1334-40. doi: 10.1002/acr.21686. Arthritis Care Res (Hoboken). 2012. PMID: 22505314
• Pain and psychological distress in patients with systemic lupus erythematosus: comment on the article by Somers et al.

  Navarrete-Navarrete N, Jimenez-Alonso J, Sabio JM, Peralta-Ramirez MI. Navarrete-Navarrete N, et al. Arthritis Care Res (Hoboken). 2013 Jul;65(7):1204. doi: 10.1002/acr.21963. Arthritis Care Res (Hoboken). 2013. PMID: 23371935 No abstract available.