290,513 PROCEEDINGS Proceedings of the Nordic Conference on Clinical Behavioral Toxicology Örebro Sweden, 1—4 June 1982 : sensitivity and specificity of instruments used in behavioral toxicology — need for development in clinical practice and research / guest ed. Ker Ekberg, Monica Hane. — /Helsinki : Publ. by Institute of Occup; tional Health, Finland etc./, 1984. — 45 s. :wykr.; 26 cm (Scandinavian Journal of Work, Environment and Health, ISSN 0355-3140 ; suppl. 1)