
Keywords: SONFH; Steroid (glucocorticoid)-induced osteonecrosis of the femoral head; NONFH; nontraumatic osteonecrosis of the femoral head; GC; glucocorticoid; HSD1; hydroxysteroid dehydrogenase 1; PPARγ; peroxisome proliferator-activated receptor γ; LRP5; lipopr