Noise, TransportationMotor VehiclesAircraftAutomobilesNoiseRailroadsNoise, OccupationalEnvironmental ExposureHearing Loss, Noise-InducedAccidents, TrafficUrban HealthEar Protective DevicesMacauSwedenAudiometryResidence CharacteristicsAuditory ThresholdCitiesWounds and InjuriesMotorcyclesAutomobile DrivingCross-Sectional StudiesVehicle EmissionsQuestionnairesEnvironmental MonitoringNetherlands