NRCS - Devil's Claw - Covers the use, distribution, and establishment regarding this plant. Downloadable .pdf file. Sloan-Kettering - Devil's Claw - Includes information on uses, constituents and interactions. R.J.Whelan - Devil's Claw - Shows studies and uses of this herb, personal experiences included. Images available. University of Maryland Medical Center - Provides an overview, precautions, and possible interactions with devil's claw. Supporting research is also available. Arthritis Research UK - Review on devil's claw as a solution for osteoarthritis. Herbwisdom.com - Devil's Claw - Article covering the benefits and uses of this herb. Calphotos: Devil's Claw - Several photographs of this herb (also known as Harpagophytum). Loyola Medicine: Devil's Claw - Article focused on the herb's dosage, warnings and side effects. References included. Whole Health Chicago - Complete article covering the benefits, forms, dosage information, cautions, and guidelines for use towards devil's claw. DesertUSA - Devil's Claw - Description, habitat, and additional notes. Medline Plus: Devil's Claw - Displays multiple common questions and answers including the effectiveness and safety concerns of this herb. References included.