bipolar II disorder http://purl.bioontology.org/ontology/MEDDRA/10004940 http://purl.bioontology.org/ontology/SNOMEDCT/83225003 http://purl.obolibrary.org/obo/DOID_0060166 https://en.wikipedia.org/wiki/Bipolar_II_disorder https://www.wikidata.org/wiki/Q4086956 F31.81 A bipolar disorder that is characterized by at least one hypomanic episode and at least one major depressive episode; with this disorder, depressive episodes are more frequent and more intense than manic episodes. BD-II bipolar 2 disorder bipolar II type two bipolar disorder bipolar disorder