共 5 条
[1]
Case RAM, 1954, BRIT J PREV SOC MED, V8, P39
[2]
DAVIES JM, 1965, LANCET, V2, P143
[3]
DOLL R, 1972, BRIT J IND MED, V29, P394
[4]
DOLL R, 1965, BRIT J IND MED, V22, P1
[5]
KIPLING MD, 1976, BRIT J HOSP MED, V15, P465