| Turkish Society for Rheumatology COVID-19 clinical guidance for the management of patients with rheumatic diseases | Hakan BABAOĞLU | 1–2 |
| Quantification of the radiographic joint space width in knee osteoarthritis is a reproducible method | Joel A. BLOCK, Berna GÖKER, Tayfun AKALIN | 3–6 |
| Frequency of lost to follow-up of rheumatoid arthritis and ankylosing spondylitis patients in a tertiary center | Serdal UĞURLU, Sinem Nihal ESATOĞLU, Fatih ÇELİK, Merve YEŞİLSANCAK, Fatma DOYMAZ | 7–11 |
| Evaluation of serum level of the vascular endothelial growth factor and osteocalcin in patients with ankylosing spondylitis | Didem KOZACI, Dilek SOLMAZ, Servet AKAR, Hale BÜLBÜL, Neslihan KARACA, Sadettin USLU, Gerçek CAN | 12–16 |
| Subcutaneous and intravenous applications of abatacept therapy used in the treatment of rheumatoid arthritis show similar efficacy | Ahmet KARATAŞ, Süleyman Serdar KOCA, Burak ÖZ, Servet YOLBAŞ, Ahmet YILDIRIM | 17–21 |
| Idiopathic retroperitoneal fibrosis: A single center case series of 17 patients | Tahsin Murat TURGAY, Müçteba Enes YAYLA, Murat TORGUTALP, Gülay KINIKLI, Serdar SEZER, Ayşe Bahar KELEŞOĞLU DİNÇER, Aşkın ATEŞ, Emine Gözde AYDEMİR GÜLÖKSÜZ | 22–26 |
| Secukinumab experience in a case of ankylosing spondylitis complicated with renal failure | Serdar KAYMAZ, Veli ÇOBANKARA, Uğur KARASU, Firdevs ULUTAŞ | 27–29 |