@article{silva_gorini_2012,  title={Validation of defining characteristics for the nursing diagnosis of fatigue in oncological patients},  volume={20},  ISSN={0104-1169},  url={https://doi.org/10.1590/S0104-11692012000300011},  DOI={10.1590/S0104-11692012000300011},  number={3},  journal={Revista Latino-Americana de Enfermagem},  publisher={Escola de Enfermagem de Ribeirão Preto / Universidade de São Paulo},  author={Silva, Priscila de Oliveira da and Gorini, Maria Isabel Pinto Coelho},  year={2012},  month={May},  pages={504–510} }