Evaluation of core decompression outcome in systemic lupus erythematosus with hip osteonecrosis: a retrospective cohort study oleh Pouya Hadighi, Seyedeh Tahereh Faezi, Seyed Mohammad Javad Mortazavi, Mohsen Rokni, Leila Aghaghazvini, Amir Kasaeian, Mohammad Nejadhosseinian, Hoda Haerian, Hamid Reza Fateh