共 29 条
- [2] BACKETT EM, 1967, EPIDEMIOLOGY GASTRIC
- [3] CHAKLIN AV, 1962, B WORLD HEALTH ORGAN, V27, P337
- [4] CLEMMESEN J, 1965, ACTA PATH MICROBIO 1, V174
- [5] DEWHURST JF, 1961, EUROPE NEEDS RESOURC
- [6] DOLL R, 1956, Gastroenterologia, V86, P320
- [7] DUNN JE, 1966, 3 WORLD C GASTR TOK
- [8] FISHER RA, 1949, STATISTICAL TABLES B
- [10] GREGOR O, 1965, EARLY DIAGNOSIS GAST