Case Report: Tattoo sarcoidosis with epithelioid cell granuloma positive for Propionibacterium acnes - Masuda, Yuiko; Okabayashi, Hiroko; Akaike, Kimitaka; Hamada, Shohei; Masunaga, Aiko; Ichiyasu, Hidenori; Ohashi, Kenichi; Sakagami, Takuro (Frontiers in Medicine, 2025)