共 8 条
[1]
AMIES CR, 1967, C J PUBLIC HEALTH, V58, P296
[3]
FOWLER W, 1978, BRIT J VENER DIS, V54, P400
[4]
Moberg I, 1977, Proc R Soc Med, V70, P128
[6]
PERCIVAL A, 1976, LANCET, V2, P1379
[7]
PHILLIPS, 1976, LANCET, V2, P656
[8]
PRICE JD, 1977, 1977 P S GLAX RES LT, P137