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1Academic Journal
المصدر: Vojnosanitetski Pregled, Vol 77, Iss 3, Pp 256-261 (2020)
مصطلحات موضوعية: pregnancy trimester, first, fetal growth retardation, ultrasonography, doppler, color, pregnancy-associated plasma protein-a, chorionic gonadotropin, beta subunit, human, Medicine (General), R5-920
وصف الملف: electronic resource