(Q33647698)
Statements
1 reference
Severe periconceptional life events and the sex ratio in offspring: follow up study based on five national registers (English)
1 reference
D Hansen
1 reference
H Moller
1 reference
J Olsen
1 reference
1 August 1999
1 reference
1 reference
319
1 reference
7209
1 reference
548-549
1 reference
Identifiers
1 reference
1 reference
1 reference