No abstract available
MeSH terms
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Animals
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Anura
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Barium / pharmacology*
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Calcium / pharmacology*
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Ectoderm / drug effects*
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Edetic Acid / pharmacology
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Embryo, Nonmammalian / drug effects
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Magnesium / pharmacology*
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Strontium / pharmacology*
Substances
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Barium
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Edetic Acid
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Magnesium
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Calcium
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Strontium