title: [The effects of chronic exposure to train noise on the mental efficiency of elementary school children (report 2)].
mesh_terms: D000367:Age Factors; D002648:Child; D004781:Environmental Exposure; D005260:Female; D006801:Humans; D008297:Male; D009622:Noise / Q000009:adverse effects*; D009624:Noise, Transportation / Q000009:adverse effects*; D011890:Railroads; D013850:Thinking