共 16 条
[3]
DERRICK E. H., 1937, Medical Journal of Australia, V2, P281
[4]
DOUGLAS R. A., 1958, MED JOUR AUSTRALIA I, V45, P739
[6]
GERSTL B, 1956, GASTROENTEROLOGY, V30, P813
[8]
HORNIBROOK J. W., 1940, PUBL HEALTH REPTS, V55, P1936, DOI 10.2307/4583489
[10]
LUDWIG H, 1956, Schweiz Med Wochenschr, V86, P1052