Short-term survival in extensive craniofacial resections Ana Kober N. Leite; Gustavo Fernandes de Alvarenga; Sérgio Gonçalves; Alexandre Bezerra dos Santos; Hugo Sterman; Claudio R. Cernea; Marco Aurélio V. Kulcsar; Luiz Paulo Kowalski; Leandro Luongo Matos;

Recommendations for head and neck surgical procedures during the COVID-19 pandemic Marco A.V. Kulcsar; Fabio L.M. Montenegro; André B.O. Santos; Marcos R. Tavares; Sergio S. Arap; Luiz P. Kowalski;

Intraoperative changes of surgical approach and a second surgery after percutaneous endoscopic surgery for lumbar spinal stenosis LianSong Lu; ZhenShan Yuan; HaoJie Li; ShaoHua Sun;