共 10 条
[1]
BUTZLER JP, 1979, CLIN GASTROENTEROL, V8, P737
[2]
FRY J, 1979, COMMON DISEASES, P222
[3]
A STUDY OF ILLNESS IN A GROUP OF CLEVELAND FAMILIES .11. THE OCCURRENCE OF GASTROINTESTINAL SYMPTOMS
[J].
AMERICAN JOURNAL OF HYGIENE,
1956, 64 (03)
:349-356
[4]
HODGKIN K, 1978, EARLIER DIAGNOSIS PR, P370
[10]
1979, STUDIES MED POPULATI, V36