Hospital, hallway, people’s voices:
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Announcement for the doctor through the
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Operation, doctors, cardiomonitor, Hospital
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Blood transfusion apparatus
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Laboratory, instrument noise
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Dentist brushing teeth
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Hospital, suction, doctors voices, operation
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Water filtration system, Hospital
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Blood analyzer
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Fluoroscopy
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Surgical suction device
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Couch driven patient
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Sphygmomanometer, measure pressure
★★★★★