I. Schram, J. C. Lanier. and D. J. GuldrY. 1953. Studies of the natural history of herpes simplex virus infection+. Pediatrics 11:595- 610. 8. Ban, D. IL. and sel. Sebaryl. 1979. Ilerpcoirus infection of the esophagus and other visceral organ+ in adults. Am. J. Med. 66:437 462. 9. Card, L P.. 1.. RIn