Ulrich Hahnle

A prospective randomized study comparing the results of open discectomy with those of video-assisted arthroscopic microdiscectomy. Journal of Bone and Joint Surgery 81A ( 1999 ) 958 – 965. ∗ 60 τυχαία επιλεγμένοι ασθενείς, 30 ανά ομάδα. ................
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