Secondary |
Simonsson |
1985 |
Sweden |
LMW |
Metals |
Aluminum |
Aluminum fluoride factory workers |
Asthmatic symptoms (nocturnal wheezing, breathlessness, reversible airways obstruction) |
Removal from exposure (mean 41 months) |
19 subjects successively referred to department of lung medicine (Participation rate: 100%) |
Airway hyperreactivity did not change significantly for 11of 19 subjects after period of non-exposure. The airway hyperreactivity also did not significantly change for six subjects who were continuously exposed for 48 months. |