The correlation between the vitamin D/insulin ratio and central precocious puberty in girls and its screening potential Jun Sun; Ya Xiao; Shu-Qin Jiang; Hong-Ru Zhang; Jin-Bo Li; Wen-Hui Shi; Wei Wang;

Recommendations for the perinatal management and follow-up of moderate and late preterm infants Sílvia Martínez-Nadal; Gemma Ginovart Galiana; Félix Morales Luengo; María Jesús Rodríguez Revuelta; Mercedes García Reymundo; Sara Ansó Oliván; José Antonio Hurtado Suazo;

Breastfeeding duration and nutritional status of infants and toddlers in Spain. LAyDI study (PAPenRed) Silvia Martín-Ramos; Begoña Domínguez-Aurrecoechea; Manuela Sánchez Echenique; Rubén Garcia Pérez; Alicia Bonet Garrosa; Gonzalo Solís-Sánchez;