CONTENTS — volume 25, no 5, 1999

Published: Oct 1999

Editorial

385
Work load and back pain
Heliövaara M

Review

387
Physical load during work and leisure time as risk factors for back pain
Hoogendoorn WE, van Poppel MNM, Bongers PM, Koes BW, Bouter LM

Original article

404
Comparison of four peak spinal loading exposure measurement methods and their association with low-back pain
Neumann WP, Wells RP, Norman RW, Andrews DM, Frank J, Shannon HS, Kerr MS
410
Retrospective versus original information on physical and psychosocial exposure at work
Köster M, Alfredsson L, Michélsen H, Vingård E, Kilbom Å
415
Long-term effects on symptoms by reducing electric fields from visual display units
Oftedal G, Nyvang A, Moen BE
422
Occupational risk factors for lung cancer among young men
Kreuzer M, Pohlabeln H, Ahrens W, Kreienbrock L, Brüske-Hohlfeld I, Jöckel K-H, Wichmann HE
430
Adult-onset asthma and occupational exposures
Torén K, Järvholm B, Brisman J, Hagberg S, Hermansson B-A, Lillienberg L
436
Meta-analysis of Hodgkin's disease among farmers
Khuder SA, Mutgi AB, Schaub EA, Tano BDK
442
Reactions of healthy persons and persons suffering from allergic rhinitis when exposed to office dust
Hauschildt P, Mølhave L, Kjærgaard SK,
450
Risk of hand dermatitis among hairdressers versus office workers
Uter W, Pfahlberg A, Gefeller O, Schwanitz HJ

Letter to the editor

457
Association between exposure to potassium aluminum tetrafluoride and bronchial hyperractivity and asthma
Hjortsberg U