Various Authors, .-.-.-. 2015. Selected Abstracts of the 1st Congress of joint European Neonatal Societies (jENS 2015); Budapest (Hungary); September 16-20, 2015; Session “Epidemiology”. Journal of Pediatric and Neonatal Individualized Medicine (JPNIM). 4, 2 (Sep. 2015), e040208. DOI:https://doi.org/10.7363/040208.