title: [Observation of the effects of photochemical smog on the upper respiratory systems in junior high school students (author's transl)].
mesh_terms: D000293:Adolescent; D002648:Child; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D010038:Otorhinolaryngologic Diseases / Q000209:etiology*; D010777:Photochemistry; D012903:Smell; D012905:Smog; D014505:Urban Population
chemical_list: D012905:Smog