@article{khan_tufail_afridi_iqbal_khan_waheed_2016,  title={Surgery for Tetralogy of Fallot in Adults: Early Outcomes},  volume={31},  ISSN={0102-7638},  url={https://doi.org/10.5935/1678-9741.20160063},  DOI={10.5935/1678-9741.20160063},  number={4},  journal={Brazilian Journal of Cardiovascular Surgery},  publisher={Sociedade Brasileira de Cirurgia Cardiovascular},  author={Khan, Imran and Tufail, Zafar and Afridi, Saeed and Iqbal, Madiha and Khan, Tipu and Waheed, Abdul},  year={2016},  month={Jul},  pages={300–303} }