Severe Encephalomyelitis in an Immunocompetent Adult with Chromosomally Integrated Human Herpesvirus 6 and Clinical Response to Treatment with Foscarnet plus Ganciclovir Clin Infect Dis Troy SB, Blackburn BG, Yeom K, Finley Caulfield AK, Bhangoo MS, Montoya JG 2008; 47: e93-6