Case report: Very early systemic sclerosis with anti-Sögren’s syndorome/scleroderma autoantigen 1 antibody accompanied by gastric antral vascular ectasia
Yuta Norimatsu, Taro Akatsuka, Kazuma Ito, Akari Matsuoka, Ryoma Honda, Sohshi Morimura, Toshihisa Hamada, Manato Kaneda, Toshihiro Nishizawa, Makoto Sugaya