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- ... uses the same principles as the sonar that bats, ships, and fishermen use. When a sound wave ...
- ... uses the same principles as the sonar that bats, ships, and fishermen use. When a sound wave ...
- Pediatric Abdominal Ultrasound
(Radiological Society of North America) (American College of Radiology)
... uses the same principles as the sonar that bats, ships, and fishermen use. When a sound wave ... - ... uses the same principles as the sonar that bats, ships, and fishermen use. When a sound wave ...