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Female veterinarian doctors going to made gastroscopy or colonoscopy for big dog. General sedation during vet examination. Endoscopic surgery in veterinary
Research, probing, monitoring of in atmosphere. Communications satellite in orbit above the surface of the planet Earth. Elements of this image furnished by NASA
Old Russian spaceships
electronic thermometer with thermocouple isolated on white background
Doctor hand holding ultrasound probe with coupling gel on it and prepare for diagnostic
Smiling woman doctor diagnosing elderly male patient with ultrasound equipment in hospital clinic. Heart beat measurement. Cardiovascular diseases

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