Lenssen,T.A., van Steyn,M.J., Crijns,Y.H., Waltje,E.M., Roox,G.M., Geesink,R.J., van den Brandt,P.A., de Bie,R.A. Effectiveness of prolonged use of continuous passive motion (CPM), as an adjunct to physiotherapy, after total knee arthroplasty. BMC Musculoskelet.Disord. 2008; 0: 60-

PubMed ID: 18442423