Chronic Pain Pearl B. Werfel, Ph.D., Managing Your Pain & Discomfort: September 2021 On Oct 7, 2021 0 Share Pearl B. Werfel, Ph.D. Managing Your Pain & Discomfort September 2021 source &2021chronicdiscomfortmanagingpainpearlph.d. 0 Share FacebookTwitterGoogle+ReddItWhatsAppPinterestEmail