@article{waisberg_pinto júnior_gusson_fasano_godoy_2002,  title={Agenesis of the gallbladder and cystic duct},  volume={120},  ISSN={1516-3180},  url={https://doi.org/10.1590/S1516-31802002000600008},  DOI={10.1590/S1516-31802002000600008},  number={6},  journal={Sao Paulo Medical Journal},  publisher={Associação Paulista de Medicina - APM},  author={Waisberg, Jaques and Pinto Júnior, Paulo Engler and Gusson, Paula Regina and Fasano, Paola Rossini and Godoy, Antônio Cláudio de},  year={2002},  pages={192–194} }