sternum
http://purl.obolibrary.org/obo/UBERON_0000975
http://purl.obolibrary.org/obo/UBERON_0003252
UBERON:0000975
http://purl.obolibrary.org/obo/UBERON_0005181
http://purl.obolibrary.org/obo/UBERON_0010363