CONTENTS — volume 17, no 3, 1991

Original article

149
Effects of low-frequency magnetic fields on embryonic development and pregnancy.
Juutilainen J
159
A collaborative study of cancer incidence and mortality among vinyl chloride workers.
Simonato L, L'Abbe KA, Andersen A, Belli S, Comba P, Engholm G, Ferro G, Hagmar L, Langard S, Lundberg I, et al.
170
Silicosis and lung cancer among Chinese granite workers.
Chia SE, Chia KS, Phoon WH, Lee HP
175
Mortality of employees in plants manufacturing 4,4'-bipyridyl.
Paddle GM, Osborn AJ, Parker GD
179
Effects of asbestos-related pleural disease on pulmonary function.
Kouris SP, Parker DL, Bender AP, Williams AN
184
Diagnostic value of finger systolic blood pressure in the assessment of vasospastic reactions in the finger skin of vibration-exposed subjects after finger and body cooling.
Kurozawa Y, Nasu Y, Nose T
190
Immunologic measurement of polycyclic aromatic hydrocarbon-albumin adducts in foundry workers and roofers.
Lee BM, Yin BY, Herbert R, Hemminki K, Perera FP, Santella RM
195
A field method for measuring solvent vapors in exhaled air--application to styrene exposure.
Rappaport SM, Kure E, Petreas M, Ting D, Woodlee J
205
Polyneuropathy possibly caused by 30 years of low exposure to n-hexane.
Barregard L, Sallsten G, Nordborg C, Gieth W
208
Immediate and delayed allergy from epoxy resins based on diglycidyl ether of bisphenol A.
Kanerva L, Jolanki R, Tupasela O, Halmepuro L, Keskinen H, Estlander T, Sysilampi ML

Letter to the Editor

216
Disparity between estimated numbers and reported cases of occupational cancer.
Gaffuri E