Head circumference at birth and exposure to tobacco, alcohol and illegal drugs during early pregnancy

1. Ortega-García, J.A.
2. Gutierrez-Churango, J.E.
3. Sánchez-Sauco, M.F.
4. Martínez-Aroca, M.
5. Delgado-Marín, J.L.
6. Sánchez-Solis, M.
7. Parrilla-Paricio, J.J.
8. Claudio, L.
9. Martínez-Lage, J.F.