European Journal of Obstetrics & Gynecology and Reproductive Biology: X | Elsevier. Cambridge University Press.
Čikaški stil citiranja (17. izdanje)European Journal of Obstetrics & Gynecology and Reproductive Biology: X | Elsevier. Cambridge University Press.
MLA način citiranja (8. izdanje)European Journal of Obstetrics & Gynecology and Reproductive Biology: X | Elsevier. Cambridge University Press.
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