OntologiesecaoclassesGO:0003144   
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embryonic heart tube formationImported
http://purl.obolibrary.org/obo/GO_0003144

The process that gives rise to the embryonic heart tube. This process pertains to the initial formation of a structure from unspecified parts. The embryonic heart tube is an epithelial tube that will give rise to the mature heart.

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