Abstract Objective To validate the content of the booklet “Knowing about chemotherapy treatment” from the perspective of children and adolescents with cancer. Methods A methodological study of the technology validation type, carried out at the oncology clinic and oncology outpatient clinic in a pediatric hospital in Salvador-Bahia. Data collection began in February 2020, was suspended for seven months due to the pandemic, and ended in November of the same year, totaling 18 participating children and adolescents. For validation, the calculation […]