Kyriakidou, Maria, Paraskevi Karagianni, Zoi Iliodromiti, Ilias Chatziioannidis, Eleni Papaioannou, Sotiria Exadaktilou, and Nikolaos Nikolaidis. 2013. “Comparison of 24 Months Neurodevelopmental Outcome in Twins and Singletons ≤ 34 Weeks Gestation at Birth”. Journal of Pediatric and Neonatal Individualized Medicine (JPNIM) 2 (1). Quartu Sant’Elena (CA, Italy):48-54. https://doi.org/10.7363/020101.