The impact of COVID-19 and other factors on the usage status of the biologic drug therapies for rheumatoid arthritis: A study from Vietnam Hai-Binh Bui; Hong-Thinh Lai; Thanh-Lam Nguyen; Thuy-Duong Vu; Nhat-Le Bui; Van-Hung Nguyen; Thi-To-Chau Tran; Thi-Phuong-Thuy Nguyen; Thi-Ngoc-Lan Nguyen; Jaffar A. Al-Tawfiq; Dinh-Toi Chu;

Comparison of the first and sixth waves of the SARS-COV-2 coronavirus pandemic in patients with immune-mediated disease Carmen Lobo Rodríguez; Ana M. López-Calleja; Paloma Morales de los Ríos Luna; Susana Sánchez Vázquez; Ángela Molinero Sampedro; Amparo López-Esteban;

Hospitalization and mortality from COVID-19 of patients with rheumatic inflammatory diseases in Andalusia Natalia Mena-Vázquez; Sara Manrique Arija; Marta Rojas-Giménez; Enrique Raya-ÿlvarez; María Luisa Velloso-Feijoó; C. López-Medina; Consuelo Ramos-Giraldez; Francisco Javier Godoy-Navarrete; Rocío Redondo-Rodríguez; Alba María Cabezas-Lucena; M. Morales-ÿguila; C.M. Romero-Barco; Antonio Fernández-Nebro;