The weight for length in late preterm infants assessed with bioelectrical impedance is positively associated with anthropometric variables Elisabet Gómez Santos; Francisco José López Lorente; José Ramón Fernández Fructuoso; Pedro Cortés Mora; Carmen Fuentes Gutiérrez; Vicente Bosch Giménez;

Clinical characteristics and mortality risk factors in patients aged less than 18 years with COVID-19 in Mexico and Mexico City Rosa María Wong-Chew; Daniel Ernesto Noyola; Antonio Rafael Villa;

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;