Relationship between historical developments in the percentages of low birthweight and fetal mortality in Spain Jesús J. Sánchez-Barricarte; Amaia Sánchez-Arlegui;

Differential rates of induced abortion in Spain: educational attainment and age among native and immigrant women Miguel Requena; Mikolaj Stanek;

Serum metal levels in a population of Spanish pregnant women Miren Begoña Zubero; Sabrina Llop; Amaia Irizar; Mario Murcia; Amaia Molinuevo; Ferrán Ballester; Michael Levi; Manuel Lozano; Mikel Ayerdi; Loreto Santa-Marina;