共 9 条
[1]
Gregg NM, 1941, T OPHTHALMOL SOC AUS, V3, P35
[2]
HARDY WD, 1976, CANCER RES, V36, P582
[3]
Hewitt D, 1955, BRIT J PREV SOC MED, V9, P81
[6]
Lowe CR, 1954, BRIT J PREV SOC MED, V8, P24
[7]
MACMAHON B, 1962, J NATL CANCER I, V28, P231
[8]
PARKER JE, 1978, CAN MED ASSOC J, V118, P550