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The model of fetus profile and facial genesis (one box)
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The model of digestion、respiration、urogenital and coelomic aris es (5parts)
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The model of heart development (one set of 12pcs)
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The model of magnify development of heart beating
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The model of oral、nasal cavity and oral cavity arises (3parts)
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The model of fetus circulation and placenta (3parts)
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