Zahan, G. A., Mosleh, T., Akter, K., Bari, I., Mannan, M. and Maleq, A. (2017) “Validity of New Ballard Score Untill 7th Day of Postnatal Life In Preterm Neonate”, Bangladesh Journal of Child Health, 41(1), pp. 24–27. doi: 10.3329/bjch.v41i1.33631.