Sleep quality among parents and their children during COVID-19 pandemic Luis Eduardo Wearick-Silva, Samanta Andresa Richter, Thiago Wendt Viola, Magda Lahorgue Nunes

Mental health difficulties and related factors in Chinese children and adolescents during the COVID-19 pandemic: a cross-sectional study Tongtong Li, Chunhao Li, Guoquan Zhang, Naijian Zhang, Jing Li, Qinghan Ren, Wen Li, Zhenshu Li, Guowei Huang, Jing Yan

Lifestyle and quality of life in children and adolescents during the covid-19 social distancing period Catherine Pires de Araujo, Jefferson Piva, Amanda Vettoretti Nicoladeli, Jessica Paniz Hartwig, Ana Paula Radunz Vieira, Neusa Sica Rocha, Tais Sica Rocha