FRONTIERS OF GASTROINTESTINAL RESIARCH vol.4. 532,841 Gastrointestinal cancer: advances in basic research. Selected papers from the International Conference on Gstrointestinal Cancer, Tel Aviv, November 1977. Ed. P. Rozen, S. Eidelrtian and T. Gilat. Basel 1979 S. Karger 8° s. XIV, 205, il. Frontiers of Gastrointestinal Research vol. 4