title: Comment on Brunnekreef et al.: Is etoricoxib effective in preventing heterotopic ossification after primary total hip arthroplasty?
authors.forename: Hu
authors.initials: H
authors.lastname: Zhang
authors.forename: Wei
authors.initials: W
authors.lastname: Guo
authors.forename: Kai-ning
authors.initials: KN
authors.lastname: Zhang
authors.forename: Zhi-yuan
authors.initials: ZY
authors.lastname: Lou
mesh_terms: D019644:Arthroplasty, Replacement, Hip / Q000009:adverse effects*; D052246:Cyclooxygenase 2 Inhibitors / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D009999:Ossification, Heterotopic / Q000209:etiology* / Q000517:prevention & control*; D015207:Osteoarthritis, Hip / Q000601:surgery*; D011725:Pyridines / Q000627:therapeutic use*; D013450:Sulfones / Q000627:therapeutic use*
chemical_list: D052246:Cyclooxygenase 2 Inhibitors; D011725:Pyridines; D013450:Sulfones