1. Evaluation of harmful substances and health risk assessment of Mercury and Arsenic in cosmetic brands in Nigeria;Nduka;Int. J. Chemistry,2016
2. The Citizen’s Guide to Lead: Uncovering a Hidden Health Hazard;Wallace,1986
3. Pain terms and taxanomies;Turk,2001
4. The need of a taxonomy. “International association for the study of pain: pain definitions”;Bonica;Pain,1979
5. Caring for patients with chronic pain: pearls and Pitfalls;Debono;J. Am Osteopathic Associat.,2013