Ultrasonography: principles, indications, and limitations.
Schmid
V
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Small Animal Clinic, University of Bern, Switzerland.
D000818:Animals; D016477:Artifacts; D001706:Biopsy / Q000662:veterinary; D011859:Radiography / Q000662:veterinary; D014463:Ultrasonography / Q000379:methods / Q000662:veterinary*