APA način citiranja

Obu, H. A., Chinawa, J. M., Uleanya, N. D., Adimora, G. N., & Obi, I. E. (2012). Congenital malformations among newborns admitted in the neonatal unit of a tertiary hospital in Enugu, South-East Nigeria - a retrospective study. BioMed Central.

Čikaški stil citiranja

Obu, Herbert A., Josephat M. Chinawa, Nwachinemere D. Uleanya, Gilbert N. Adimora, i Ikechukwu E. Obi. Congenital Malformations Among Newborns Admitted in the Neonatal Unit of a Tertiary Hospital in Enugu, South-East Nigeria - a Retrospective Study. BioMed Central, 2012.

MLA način citiranja

Obu, Herbert A., et al. Congenital Malformations Among Newborns Admitted in the Neonatal Unit of a Tertiary Hospital in Enugu, South-East Nigeria - a Retrospective Study. BioMed Central, 2012.