@article{olijnyk_valandro_rodrigues_czepielewski_cavazzola_2022,  title={Cohort cholecystectomies in the Brazilian public system: is access to laparoscopy universal after three decades?},  volume={49},  ISSN={0100-6991},  url={https://doi.org/10.1590/0100-6991e-20223180-en},  DOI={10.1590/0100-6991e-20223180-en},  journal={Revista do Colégio Brasileiro de Cirurgiões},  publisher={Colégio Brasileiro de Cirurgiões},  author={OLIJNYK, JOSÉ GUSTAVO and VALANDRO, ISABELLE GARIBALDI and RODRIGUES, MARCELA and CZEPIELEWSKI, MAURO ANTÔNIO and CAVAZZOLA, LEANDRO TOTTI},  year={2022},  pages={e20223180} }