Wolff, RF, MM Bala, M Westwood, AG Kessels, and Jos Kleijnen. “5% Lidocaine Medicated Plaster in Painful Diabetic Peripheral Neuropathy (DPN): A Systematic Review”. Swiss Medical Weekly 140, no. 2122 (June 5, 2010): 297–306. Accessed May 1, 2024. https://smw.ch/index.php/smw/article/view/1130.