1. Basad E personal communication
2. Treatment of isolated knee cartilage lesions with MACI versus microfracture [poster];Basad,2004
3. Basad E Sturz H Steinmeyer J First results of a comparative clinical study. The treatment of chondral defects with MACI MedReview 2004; 1:25-26. www.medreports.de/medpdf/medrev1.pdf
4. Treatment of chondral defects with MACI or microfracture. First results of a comparative clinical study;Basad;Orthopädische Praxis,2004
5. Bentley G Biant L Hunter M Skinner J Williams A Carrington R Articular cartilage repair in the young adult knee: a prospective randomised controlled trial autologous chondrocyte implantation vs mosaicplasty [abstract] 4th International Cartilage Repair Society Symposium; 2002 June 15-18; Toronto (CA). http://www.cartilage.org/Files/CONGRESS.pdf