| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Collection of expired gas, quantitative | Is a | Specimen collection | true | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Is a | Expired gas analysis | true | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Procedure site | Structure of respiratory system (body structure) | false | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Method | Measurement - action | false | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Has intent | Diagnostic intent (qualifier value) | false | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Method | Investigation - action | false | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Method | Evaluation - action | false | Inferred relationship | Some | 1 |  | 
| Collection of expired gas, quantitative | Has intent | Diagnostic intent (qualifier value) | false | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Procedure site | Respiratory tract structure | false | Inferred relationship | Some | 1 |  | 
| Collection of expired gas, quantitative | Direct substance | Biological substance | false | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Method | Sampling - action | true | Inferred relationship | Some | 1 |  | 
| Collection of expired gas, quantitative | Has specimen | Specimen | false | Inferred relationship | Some |  |  | 
| Collection of expired gas, quantitative | Procedure site | Respiratory tract structure | false | Inferred relationship | Some | 1 |  | 
| Collection of expired gas, quantitative | Method | Evaluation - action | false | Inferred relationship | Some | 1 |  | 
| Collection of expired gas, quantitative | Method | Measurement - action | true | Inferred relationship | Some | 2 |  |