extraglomerular mesangium
http://purl.obolibrary.org/obo/UBERON_0002321
http://purl.obolibrary.org/obo/UBERON_0002303
http://purl.obolibrary.org/obo/UBERON_0002319
http://purl.obolibrary.org/obo/UBERON_0004120
http://purl.obolibrary.org/obo/UBERON_0003891