General Discussion. Collagen type VI-related disorders encompass two genetic muscle disorders formerly thought to be separate entities: Bethlem myopathy and Ullrich congenital muscular dystrophy.
Sponsored Topics. Marblehead is a town in Essex County, Massachusetts, United States. The population was 19,808 at the 2010 census. It is home to the Marblehead Neck Wildlife Sanctuary and Devereux Beach.
Incorporated in 1891 and embraced by the rocky limestone coast of the great Lake Erie, Marblehead is a thriving small town characteristic of true Americana. We are rich in history with a strong, diverse Eastern European culture.