“…Coeliac disease is common in Western Europe, affecting 1:300 Italian schoolchildren (2), 1:250 Swedish blood donors (3), and 1:150 of a general population in Northern Ireland (4). On the basis of the last figure, approximately 10,000 of Northern Ireland's population of 1.6 million will develop coeliac disease, yet only 909 members of the Coeliac Society had Northern Ireland addresses in December 1996 (Coeliac Society, personal communication).…”