Improvement in rheumatoid sarcopenia with biological therapy; muscle ultrasound study. - Özsoy, Zehra; Hafızoğlu, Merve; Öztürk, Zeynep; Şahiner, Zeynep; Karaduman, Didem; Uzun, Güllü Sandal; Ünaldı, Erdinç; Tahıllıoğlu, Yağmur; Halil, Meltem Gülhan (Journal of Turkish Society for Rheumatology, 2024)