[The trace elements iron, copper and zinc in Tanzanian women during pregnancy. Comparative study with a group of Italians].

Atomic absorption spectrophotometry was employed in an evaluation of zinc, copper and iron of 57 Tanzanian women during the various phases of pregnancy, till the delivery. The result are compared with those found in a group of Italian women of same age during the same periods of pregnancy. No significant statistic differences seem to exist between the two groups.