Risk factors for the development of early hyponatraemia in the premature infant. A review of the practice of giving sodium in the first days of life M. Rosa Pérez-Piaya; Belén Miranda-Alcalde; José M. Cárdenas-Rebollo; Mónica Riaza-Gómez; Hernán Carnicer; Gerardo Romera-Modamio;

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;

Prognostic role of novel variables in sudden cardiac death risk associated to hypertrophic cardiomyopathy María López Blázquez; María Ángeles Espinosa Castro; Reyes Álvarez García-Rovés; Miriam Centeno Jiménez; Ana Isabel Fernández Ávila; Francisco Javier Bermejo Thomas; Constancio Medrano López;