Multiple drilling is not effective in reducing the rate of conversion to Total hip Arthroplasty in early-stage nontraumatic osteonecrosis of the femoral head: a case-control comparative study with a natural course

Liu, ZH; Yang, XT; Li, YH; Zeng, WN; Zhao, EZ; Zhou, ZK

Zhou, ZK (corresponding author), Sichuan Univ, West China Hosp, West China Med Sch, Dept Orthoped Surg, 37 Guoxue Rd, Chengdu 610041, Sichuan, Peoples R China.

BMC MUSCULOSKELETAL DISORDERS, 2021; 22 (1):