Carman, Sorry it took so long to get back to you. I was just looking over the messages and realized you were not answered. Welcome! I hope we can be of some help. The National Graves Disease Foundation/I at 2 Tsitsi Court Brevard, NC has 42 bulletins on Graves and related subjects. Send a self addressed stamped envelope ($1.05) and we will get some info out to you. Keep reading and keep on-line with your questions. We are getting some help answering the mail.