KEHRER BEAT /red./ 538,430 Long term treatment in cleft lip and palate. With coordinated team approach. Proceedings of the First International Symposium August 23rd/24th, 1979, Department of Pediatric Surgery University of Bern, Switzerland. Ed. Beat Kehrer [et al.] Bern 1981 Hans Huber Publ. 8° s. 340, il.