By Seferiadis Aris   Rosenfeld Mark   Gunnarsson Ronny   in European Spine Journal

ISSN:0940-6719|13|5|387-397

Springer Publishing Company ‎(2004)‎

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By Hagström Bertil   Gunnarsson Ronny K.   Rosenfeld Mark   in Scandinavian Journal of Primary Health Care

ISSN:0281-3432|31|3|138-140

Informa Healthcare‎(2013)‎

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