title: Comment on: The value of colour Doppler sonography of the knee joint: a useful tool to discriminate inflammatory from non-inflammatory disease?: reply.
authors.affiliation: Klinik und Poliklinik für Rheumatologie und Klinische Immunologie, Asklepios Klinikum Bad Abbach, 93077 Bad Abbach, Germany. w.hartung@asklepios.com.
authors.forename: Wolfgang
authors.initials: W
authors.lastname: Hartung
authors.forename: Boris
authors.initials: B
authors.lastname: Ehrenstein
authors.forename: Nelly
authors.initials: N
authors.lastname: Beitinger
authors.forename: Martin
authors.initials: M
authors.lastname: Fleck
mesh_terms: D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D007719:Knee Joint / Q000000981:diagnostic imaging*; D008297:Male; D020370:Osteoarthritis, Knee / Q000000981:diagnostic imaging*; D018615:Ultrasonography, Doppler, Color / Q000379:methods*