http://today.msnbc.msn.com/id/31100610/?GT1=43001 “This black doctor’s bag was used by Elvis Presley’s personal physician, George C. Nichopoulos — better known as “Dr. Nick” — for making house calls to Graceland. It will be accompanied by a photo of Dr. Nick about to board Elvis’s plane, with Lisa Marie holding the bag, at the auction of Elvis and …