E. Sánchez Casas

Levels of iron, vitamin B12, folic acid and their binding proteins during pregnancy.

F. Arnalich, J. Vázquez, A. Zamorano, 1985, Acta haematologica.

[Serum levels and urinary excretion of magnesium in pregnancy. Effect of milk intake].

P. Catalán, M. E. Martínez, E. Herrero, 1987, Archivos latinoamericanos de nutricion.