PMC:549712 / 15955-15959 JSONTXT

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{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T4472","span":{"begin":0,"end":4},"obj":"UBERON:0000033"}],"text":"head"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T4340","span":{"begin":0,"end":4},"obj":"UBERON:0000033"}],"text":"head"}