共 11 条
[1]
AALEN OO, 1987, SCAND J STAT, V14, P19
[2]
CIGARETTE-SMOKING ASSOCIATED WITH DELAYED CONCEPTION
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1985, 253 (20)
:2979-2983
[4]
GRAY RH, 1983, OBSTETRICAL EPIDEMIO
[5]
HARLAP S, 1984, INT J FERTIL, V29, P73
[6]
JOHN AM, 1988, HUM BIOL, V60, P873
[7]
Lassen A., 1965, FALD FREMGANG TRAEK
[8]
LINN S, 1982, JAMA-J AM MED ASSOC, V247, P629
[9]
Olsen J, 1983, Ugeskr Laeger, V145, P2332