共 8 条
[1]
DUBBER AHC, 1964, LANCET, V2, P1317
[3]
HALLBERG L, 1964, ACTA OBSTET GYNEC S7, V43
[4]
NILSSON IM, 1965, ACTA MED SCAND, V177, P445
[6]
RUSTAD H, 1963, LANCET, V1, P1304