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;

COVID-19 pandemic. What have we learned? Cristina Calvo; Alfredo Tagarro; Ana Méndez Echevarría; Belén Fernández Colomer; M. Rosa Albañil Ballesteros; Quique Bassat; M. José Mellado Peña;

Use (and abuse) of antibiotics in perinatal medicine Marcelo Cardetti; Susana Rodríguez; Augusto Sola;