共 18 条
[1]
ARNEIL GC, 1967, SCOTTISH HEALTH SERV
[2]
BURNS C., 1957, Medical Officer, V98, P205
[3]
DANIEL DG, 1967, LANCET, V2, P287
[5]
DYKES RM, 1957, LANCET, V2, P230
[6]
GARREY MM, 1964, LANCET, V2, P1057
[7]
HILL GB, 1968, MED OFFR, V119, P147
[8]
HODGE C, 1967, LANCET, V2, P286
[10]
Jeffcoate T N, 1965, Aust N Z J Obstet Gynaecol, V5, P119, DOI 10.1111/j.1479-828X.1965.tb00304.x