N. Beheshtipoor, Z. Shaker, M. Edraki, M. Razavi, and N. Zare, “ The Effect of Family-Based Empowerment Program on the Weight and Length of Hospital Stay of Preterm Infants in the Neonatal Intensive Care Unit: ”, Galen Med J, vol. 2, no. 3, p. e66, Sep. 2013.