Whether or not he remained in the program after leaving Oxford is unclear. Apparently a rape did take place there in which he used the same MO he used on Juanita Broderick, "The Lip-Lock," in which the rapist bites down forcefully and painfully on the victim's lower lip to hold them still.
www.albertpeia.com/oxfordassault.htm
More of a mystery are his lengthy travels behind the still formidable "Iron-Curtain."