@article{alan_ünal_yildirim_2016,  title={Premature ventricular contractions associated with isotretinoin use},  volume={91},  ISSN={0365-0596},  url={https://doi.org/10.1590/abd1806-4841.20165138},  DOI={10.1590/abd1806-4841.20165138},  number={6},  journal={Anais Brasileiros de Dermatologia},  publisher={Sociedade Brasileira de Dermatologia},  author={Alan, Sevil and Ünal, Betül and Yildirim, Aytül},  year={2016},  month={Nov},  pages={820–821} }