title: A cross sectional study on the health of fire fighters in Singapore.
mesh_terms: D000328:Adult; D000367:Age Factors; D001309:Auditory Threshold; D003430:Cross-Sectional Studies; D005390:Fires / Q000517:prevention & control; D006262:Health; D006304:Health Status; D006801:Humans; D007854:Lead / Q000097:blood; D008176:Lung Volume Measurements; D008297:Male; D008875:Middle Aged; D009787:Occupational Medicine; D012846:Singapore; D012907:Smoking; D014797:Vital Capacity
chemical_list: D007854:Lead