Sphygmomanometer, measure pressure:
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Make a hospital bed
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Announcement for the doctor through the
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Sphygmomanometer, measure pressure
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Hospital, people’s voices, hallway
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Blood analyzer
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Dentist, rinsing the mouth with water,
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Instrument noise, Laboratory
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Couch driven patient
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Respiratory mask
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Heart monitor
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An empty cart for the sick
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Dentist brushing teeth
★★★★★