The Contribution of Internal and Familial Resources to the Development of Motherhood. Long Term Follow Up of Mothers With Twins and Preterm Infants Versus Mothers With Single Full Term Infants

150 mothers will participate in this study. The study is using 4 questionnaires at infants ages of 1 month, 1 year, 2 years and 4 years. The questionnaires are involving communication skills,grandparents support, stress feelings, psychological parameters, parity functioning, infant temperament, self assessment, maternal and infant medical background and twins and brotherhood evaluation.

a comparison will be done between mothers to preterm twins and mothers to single full term infants.