title: Accuracy of needle placement into the intra-articular space of the knee.
authors.forename: John H
authors.initials: JH
authors.lastname: Post
mesh_terms: D001182:Arthroscopy / Q000009:adverse effects / Q000379:methods*; D002983:Clinical Competence; D005260:Female; D006801:Humans; D007270:Injections, Intra-Articular; D008297:Male; D009339:Needles; D020370:Osteoarthritis, Knee / Q000175:diagnosis / Q000601:surgery*; D018570:Risk Assessment; D012494:Sampling Studies; D012680:Sensitivity and Specificity