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Sonographic Evaluation of the Yolk Sac - Tan - 2012 - Journal of Ultrasound in Medicine - Wiley Online Library
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A very large yolk sac (Y) (mean diameter, 8.1 mm) and a living embryo... | Download Scientific Diagram
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Table 3 from Size of Yolk Sac by Ultrasonography and Its Correlation with Pregnancy Outcome | Semantic Scholar
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