Objective: Developing and validating a disease-specific instrument in the Brazilian Portuguese language to assess the Health-Related Quality of Life of children with functional constipation. applied to parents/caregivers. Methods: The process of developing the questionnaire was carried out in the following steps: items generation concerning functional constipation; elaboration of the ... https://www.jmannino.com/best-price-Charge-Disposable-5000-Puffs-12mL-hot-choice/