@article{rato_monteiro_aranha_tavares_2017,  title={Ashy dermatosis with involvement of mucous membranes*},  volume={92},  ISSN={0365-0596},  url={https://doi.org/10.1590/abd1806-4841.20176133},  DOI={10.1590/abd1806-4841.20176133},  number={5},  journal={Anais Brasileiros de Dermatologia},  publisher={Sociedade Brasileira de Dermatologia},  author={Rato, Margarida and Monteiro, Ana Filipe and Aranha, João and Tavares, Ermelindo},  year={2017},  pages={17–20} }