Epidemiology and risk factors for bronchopulmonary dysplasia in preterm infants born at or less than 32 weeks of gestation Andrea Sucasas Alonso; Sonia Pértega Diaz; Rebeca Sáez Soto; Alejandro Avila-Alvarez;

Comparative analysis of foetal and neonatal growth curves Josep Figueras-Aloy; Montserrat Izquierdo Renau; Ana Herranz Barbero; Lourdes Urquía Martí; Fermín García-Muñoz Rodrigo; Martín Iriondo-Sanz; Óscar García Algar;

Lung function and sleep-disordered breathing in preschoolers born very preterm Alfredo Cano; Isabel Bullón González; Pilar Andrés Porras; Silvia Pérez Porra; Ana Martínez Flórez; Raquel Izquierdo Caballero; Nuria Díez Monge;