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Cohen, A. M.; Kelsen, D.; Saltz, L.; Minsky, B. D.; Nelson, H.; Farouk, R.; Gunderson, L. L.; Michelassi, F.; Arenas, R. B.; Schilsky, R. L.; more... Current Problems in Surgery (1997)
Fein, J.; Gerdes, H.; Karpeh, M.; Lauers, G.; Botet, J. F.; Kelsen, D.; Brennan, M. F.; Lightdale, C. J. Gastrointestinal Endoscopy (1993)
Atiq, O. T.; Kelsen, D. Current Problems in Cancer (1991)
Kemeny, N.; Schneider, A. Current Problems in Cancer (1989)
Lightdale, C. J.; Botet, J. F.; Kelsen, D. P.; Turnbull, A. D.; Brennan, M. F. Gastrointestinal Endoscopy (1989)
Zimbalist, E.; Lightdale, C. J.; Winawer, S. J.; Ritchie, M.; Kelsen, D.; Bains, M. Gastrointestinal Endoscopy (1986)
Ritchie, M. T.; Shike, M.; Kemeny, N.; Botet, J.; Daly, J.; Kurtz, R. C.; Lightdale, C.; Cheng, E.; Zimbalist, E. Gastrointestinal Endoscopy (1985)