@ARTICLE{
author={Zivojinovic Dragica Dj,Planojevic Nina S},
year={2014},
title={Clinical Research Involving Pregnant Women: International and Serbian Regulations},
journal={REVISTA ROMANA DE BIOETICA},
volume={12},
number={3},
pages={32-43},
document_type={Article},
} 

@ARTICLE{
author={Zivojinovic Dragica Dj,Planojevic Nina S,Banovic Bozidar},
year={2014},
title={Terms of clinical research consent's validity},
journal={VOJNOSANITETSKI PREGLED},
volume={71},
number={6},
pages={588-595},
document_type={Article},
} 

@ARTICLE{
author={Planojevic Nina S,Zivojinovic Dragica Dj},
year={2013},
title={Clinical Research Involving Minors in International and Serbian Regulations},
journal={IRANIAN JOURNAL OF PUBLIC HEALTH},
volume={42},
number={7},
pages={652-664},
document_type={Review},
}