blood
type: Concept
narrower: blood cells

blood cells
type: Concept
broader: blood
narrower: thrombocytes
narrower: leukocytes
narrower: erythrocytes

concepts
type: Collection
type: ConceptGroup
member: blood cells

erythrocytes
type: Concept
broader: blood cells

leukocytes
type: Concept
broader: blood cells

thrombocytes
type: Concept
broader: blood cells