E W Hjelm

发表

M Hagberg, E Menckel, L Ekenvall, 1998, Scandinavian journal of work, environment & health.

M Hagberg, D Rempel, D. Rempel, 2000, Scandinavian journal of work, environment & health.

A Kilbom, C Wiktorin, L Ekenvall, 1995, Scandinavian journal of work, environment & health.