@article{ferreira_2020,  title={Some considerations for creating a research questionnaire},  volume={47},  ISSN={0100-6991},  url={https://doi.org/10.1590/0100-6991e-20202895},  DOI={10.1590/0100-6991e-20202895},  journal={Revista do Colégio Brasileiro de Cirurgiões},  publisher={Colégio Brasileiro de Cirurgiões},  author={Ferreira, Álida Rosária Silva},  year={2020},  pages={e20202895} }