| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Collection of sputum, Lukens tube | Is a | Collection of sputum | true | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Method | Investigation - action | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Has intent | Diagnostic intent | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Using | Tube, device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Method | Sampling - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Collection of sputum, Lukens tube | Is a | Removal of therapeutic device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Direct device | Tube, device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Direct substance | Sputum | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Collection of sputum, Lukens tube | Procedure site | Respiratory tract structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Collection of sputum, Lukens tube | Direct substance | Biological substance | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Using | Tube, device | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Is a | Procedure categorized by device involved | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Has specimen | Specimen | false | Inferred relationship | Existential restriction modifier |  |  | 
| Collection of sputum, Lukens tube | Direct substance | Sputum | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Collection of sputum, Lukens tube | Method | Sampling - action | true | Inferred relationship | Existential restriction modifier | 1 |  |