@article{2003,  title={Tego: Valor Comercial?},  volume={25},  ISSN={0100-7203},  url={https://doi.org/10.1590/S0100-72032003000200001},  DOI={10.1590/S0100-72032003000200001},  number={2},  journal={Revista Brasileira de Ginecologia e Obstetrícia},  publisher={Federação Brasileira das Sociedades de Ginecologia e Obstetrícia},  year={2003},  month={Mar},  pages={79–79} }