Paternal preconception folate intake in relation to gestational age at delivery and birthweight of newborns conceived through assisted reproduction

1. Martín-Calvo, N.
2. Mínguez-Alarcón, L.
3. Gaskins, A.J.
4. Nassan, F.L.
5. Williams, P.L.
6. Souter, I.
7. Hauser, R.
8. Chavarro, J.E.