Dergiler / Balkan Medical Journal / 2019 / Cilt: 36 - Sayı: 2Bull’s Head Sign in a Patient with SAPHO SyndromeHakan EMMUNGİL, Ufuk İLGEN, Sezin TURANDergiBalkan Medical JournalSayı2019 · Cilt: 36 - Sayı: 2Sayfa139–140DOI—