Pain, sleep patterns and health-related quality of life in paediatric patients with cancer - Nunes, Michelle Darezzo Rodrigues; Nascimento, Lucila Castanheira; Fernandes, Ananda Maria; Batalha, Luís; Campos, Catarina de; Gonçalves, Ana; Leite, Ana Carolina Andrade Biaggi; Alvarenga, Willyane de Andrade; Lima, Regina Aparecida Garcia de; Jacob, Eufemia (European Journal of Cancer Care, 2019)