title: Breath acetaldehyde levels after ethanol consumption.
mesh_terms: D000079:Acetaldehyde / Q000378:metabolism*; D000328:Adult; D001944:Breath Tests; D000431:Ethanol / Q000097:blood / Q000378:metabolism*; D006801:Humans; D008875:Middle Aged
chemical_list: D000431:Ethanol; D000079:Acetaldehyde