Key term: sciatica

Article 1978;4 suppl 1:20-28   pdf
Previous back syndromes and present back symptoms in concrete reinforecment workers.
Wickström G, Hänninen K, Lehtinen M, Riihimäki H
 
Short communication 1982;8(2):134-136   pdf
Classification of low-back pain.
Nachemson AL, Andersson GB