Si propongono articoli scientifici di approfondimento:
Podlipská J, Guermazi A, Lehenkari P, Niinimäki J, Roemer FW, Arokoski JP, Kaukinen P, Liukkonen E, Lammentausta E, Nieminen MT, Tervonen O, Koski JM, Saarakkala S. Comparison of Diagnostic Performance of Semi-Quantitative Knee Ultrasound and Knee Radiography with MRI: Oulu Knee Osteoarthritis Study. Sci Rep. 2016 Mar 1;6:22365. doi: 10.1038/srep22365. Erratum in: Sci Rep. 2016 Sep 16;6:33109. PMID: 26926836; PMCID: PMC4772126.