title: Letter to the Editor: The effect of methylene blue on postoperative low-back pain.
authors.affiliation: Sina Hospital, Tehran, Iran.
authors.forename: Abbas
authors.initials: A
authors.lastname: Amirjamshidi
mesh_terms: D006801:Humans; D007405:Intervertebral Disc Displacement; D017116:Low Back Pain; D008751:Methylene Blue
chemical_list: D008751:Methylene Blue