High doses of folic acid in the periconceptional period and risk of low weight for gestational age at birth in a population based cohort study

1. Navarrete-Muñoz, E.M.
2. Valera-Gran, D.
3. Garcia-de-la-Hera, M.
4. Gonzalez-Palacios, S.
5. Riaño, I.
6. Murcia, M.
7. Lertxundi, A.
8. Guxens, M.
9. Tardón, A.
10. Amiano, P.
11. Vrijheid, M.
12. Rebagliato, M.
13. Vioque, J.