Cardiorespiratory fitness and socioeconomic influences in Chilean schoolchildren: a cross-sectional study Rodrigo Yáñez-Sepúlveda; Vicente Javier Clemente-Suárez; Josivaldo de Souza-Lima; Gerson Ferrari; Juan Hurtado-Almonacid; Juan Pablo Zavala-Crichton; Claudio Hinojosa-Torres; Tomás Reyes-Amigo; Jacqueline Páez-Herrera; Guillermo Cortés-Roco; Pedro Valdivia-Moral; Jorge Olivares-Arancibia; Sandra Mahecha-Matsudo;

Association between abdominal obesity, screen time and sleep in adolescents Isabela dos Reis de Oliveira; Nathália Maximiano Soares Maciel; Bianca Tomaz da Costa; Anne Danieli Nascimento Soares; Júnia Maria Geraldo Gomes;

Influence of gestational and perinatal factors on body composition of full-term newborns Sylvia Reis Gonçalves Nehab; Letícia D. Villela; Andrea D. Abranches; Daniele M. Rocha; Leila M.L. da Silva; Yasmin N.V. Amaral; Saint Clair G. Junior; Fernanda V.M. Soares; Maria Dalva Barborsa Beker Méio; Maria Elisabeth L. Moreira;