endocardial progenitor cell migration to the midline involved in heart field formation
cell migration that is part of some heart formation
SubClassOf(<http://purl.obolibrary.org/obo/GO_0003262> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/GO_0016477> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/GO_0060914>)))
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