In a message dated 9/20/99 7:39:22 PM Central Daylight Time, [log in to unmask] writes: << present age/age when diagnosed/age symptoms appeared ie 48/47/44? using the ? after 44 since I'm guessing on that one. Seems there was a list discussion and a vote in the past for this particular formula. >> That is how I remember and use the protocol. WHH 56/38/37