与"yolk sac circulation"相近的词条

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• yolk sac、yolk-sac
• yolk sac antigen
• yolk sac blood islet
• yolk sac carcinoma
• yolk sac cavity
• yolk sac circulation
• yolk-sac endoderm、yolk sac endoderm
• yolk-sac entoderm
• yolk sac inoculation
• yolk-sac placenta、yolk sac placenta
• yolk sac tumor
• yolk sac umbilicus
• yolk sacinoculation
• yolk skin
• yolk space
• yolk sphere

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