- Polymyalgia Rheumatica
National Institute of Arthritis and Musculoskeletal and Skin Diseases. 2016. USA. - Giant Cell Arteritis and Polymyalgia Rheumatica
American Academy of Family Physicians. 2020. USA. - Polymyalgia Rheumatica
Mayo Clinic. 2020. USA. - Polymyalgia Rheumatica
American College of Rheumatology. 2019. USA. - Polymyalgia Rheumatica
Vasculitis Foundation. n.d. USA. - Polymyalgia Rheumatica
Alexandra Villa-Forte, MD. Merck Manuel/Le Manuel Merck. 2020. USA.