@ARTICLE{
author={Effraimidou Evgnosia,Cassimos Dimitrios C,Medic Snezana,Topalidou Maria,Theodoridou Maria,Maltezou Helena C},
year={2023},
title={Vaccination programs for children aged up to 18 years in Europe, 2020},
journal={JOURNAL OF CHILD HEALTH CARE},
volume={27},
number={3},
pages={336-350},
document_type={Article},
} 

@ARTICLE{
author={Maltezou Helena C,Effraimidou Evgnosia,Cassimos Dimitrios C,Medic Snezana,Topalidou Maria,Konstantinidis Theocharis,Theodoridou Maria,Rodolakis Alexandros},
year={2021},
title={Vaccination programs for pregnant women in Europe, 2021},
journal={VACCINE},
volume={39},
number={41},
pages={6137-6143},
document_type={Article},
}