9Pita Martin ML de Poxtela, Langini SH, Fleishman S etal. Eeffectofiron supplementation and its frequency duringpregnancy〔J〕. Medicina ( B Aires),1999,59 (5 ptl):430 -436.
10Massot. A survey of iron deficiency anaemia during pregnancyin Belgium: analysis of routine hospital laboratory data in mons[J] . Acta Clin Belg,2003,58 (3) : 169.
