Use of a battery operated ultrasonic scanner for early porcine pregnancy diagnosis.
Szenci
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Merics
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D000818:Animals; D005260:Female; D011247:Pregnancy; D011258:Pregnancy Tests / Q000662:veterinary*; D011270:Pregnancy, Animal / Q000502:physiology*; D013552:Swine / Q000502:physiology*; D016216:Ultrasonography, Prenatal / Q000295:instrumentation / Q000662:veterinary*