chronic lymphocytic leukemia DOID:1040 http://purl.org/obo/owl/DOID#DOID_1040 SubClass prolymphocytic leukemia DOID:1039 http://purl.org/obo/owl/DOID#DOID_1039 ChildCount 1 class Richter's syndrome DOID:1703 http://purl.org/obo/owl/DOID#DOID_1703 ChildCount 0 class hairy cell leukemia DOID:285 http://purl.org/obo/owl/DOID#DOID_285 ChildCount 5 class ChildCount 3 [R]is_a prolymphocytic leukemia DOID:1039 http://purl.org/obo/owl/DOID#DOID_1039 ChildCount 1 class Richter's syndrome DOID:1703 http://purl.org/obo/owl/DOID#DOID_1703 ChildCount 0 class hairy cell leukemia DOID:285 http://purl.org/obo/owl/DOID#DOID_285 ChildCount 5 class xref MSH:D015451 UMLS_CUI:C0023458 is_a lymphoblastic leukemia DOID:1037 http://purl.org/obo/owl/DOID#DOID_1037 ChildCount 5 class chronic leukemia DOID:1036 http://purl.org/obo/owl/DOID#DOID_1036 ChildCount 1 class SuperClass lymphoblastic leukemia DOID:1037 http://purl.org/obo/owl/DOID#DOID_1037 ChildCount 5 class chronic leukemia DOID:1036 http://purl.org/obo/owl/DOID#DOID_1036 ChildCount 1 class class