Small for gestational age: concept, diagnosis and neonatal characterization, follow-up and recommendations Ignacio Díez López; María Cernada; Laura Galán; Hector Boix; Lourdes Ibañez; Maria L. Couce;

Neurodevelopmental outcomes in congenital heart disease: Usefulness of biomarkers of brain injury Laia Vega Puyal; Elisa Llurba; Queralt Ferrer; Paola Dolader Codina; Olga Sánchez García; Alba Montoliu Ruiz; Joan Sanchez-de-Toledo;

External influences on birth deliveries: Lunar gravitational and meteorological effects Félix Morales-Luengo; Beatriz Salamanca-Zarzuela; Sara Marín Urueña; Carla Escribano García; Sonia Caserío Carboner;