EEG, pencil movement:
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Dentist working with tools
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Laboratory, instrument noise
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Electronic sphygmomanometer, measure pressure
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Announcement for the doctor through the
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Dentist rinsing the mouth with water
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Dentist drilling teeth
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Couch driven patient
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An empty cart for the sick
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Water filtration system, Hospital
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Surgical suction device
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Throwing a sizzling tablet into a glass,
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Measure pressure, Sphygmomanometer
★★★★★