@article{acosta_lima_2015,  title={Frequent users of emergency services: associated factors and reasons for seeking care},  volume={23},  ISSN={0104-1169},  url={https://doi.org/10.1590/0104-1169.0072.2560},  DOI={10.1590/0104-1169.0072.2560},  number={2},  journal={Revista Latino-Americana de Enfermagem},  publisher={Escola de Enfermagem de Ribeirão Preto / Universidade de São Paulo},  author={Acosta, Aline Marques and Lima, Maria Alice Dias da Silva},  year={2015},  month={Mar},  pages={337–344} }