Lack of association between periodontitis and rheumatoid arthritis Adriana Posada-López, Jose Daniel Duque, Ricardo Antonio Pineda-Tamayo, Emilio Bedoya-Giraldo, Javier Enrique Botero

Antisynthetase syndrome complicating the course of established case with rheumatoid arthritis: A rare and under-recognized overlapping disease Yasser Emad, Yasser Ragab, Magdy Abd-Elsalam, Johannes J. Rasker

Takotsubo Syndrome in a Rheumatoid Arthritis Patient Under Tofacitinib: A Case Report Salomé Garcia, Georgina Terroso, Elisabete Martins, Sofia Pimenta, Lúcia Costa, Miguel Bernardes