Hyperparathyroidism 
Presents answers to common questions about this disorder. By NIDDK.
http://www.niddk.nih.gov/health/endo/pubs/hyper/hyper.htmHyperparathyroidism Disorder 
Explanation of this disorder, the importance of calcium and phosphorous, causes, symptoms, diagnosis, treatment and surgery. By MDchoice.com.
http://www.mdchoice.com/Pt/consumer/Hyperparathyroidism.asp
Hyperparathyroidism 
Describes this disorder of the parathyroid glands. Includes symptoms, causes, diagnosis, and treatment.
http://cpmcnet.columbia.edu/dept/thyroid/hyperpara.html
Hyperparathyroidism 
A discussion about surgery for this disease by Rancocas Valley Surgical Associates.
http://www.rvsurgery.com/parathyroid.html
Regulation of Parathyroid Function by Calcimimetic Compounds 
Therapy to manage and treat secondary hyperparathyroidism in the context of renal failure. Slide presentation lecture aimed at professionals.
http://www.ndt-educational.org/nemethslide.asp