@article{werneck_costa_stibich_leite_dias_silva junior_2015,  title={Oral lichen planus: study of 21 cases},  volume={90},  ISSN={0365-0596},  url={https://doi.org/10.1590/abd1806-4841.20153704},  DOI={10.1590/abd1806-4841.20153704},  number={3},  journal={Anais Brasileiros de Dermatologia},  publisher={Sociedade Brasileira de Dermatologia},  author={Werneck, Juliana Tristão and Costa, Taiara de Oliveira and Stibich, Christian Abreu and Leite, Cristhiane Almeida and Dias, Eliane Pedra and Silva Junior, Arley},  year={2015},  month={May},  pages={321–326} }