| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Minimum bactericidal concentration test, microdilution method | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture typing procedure | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture identification method, required beyond primary method | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture typing procedure, fluorescent method | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture typing procedure, gas liquid chromatography method | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture typing procedure, phage method | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture typing procedure, serologic method, agglutination grouping | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture typing procedure, serologic method, speciation | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Culture typing procedure, precipitin method, grouping | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  | 
| Minimum bactericidal concentration test, macrodilution method | Is a | True | Serum bactericidal titer test | Inferred relationship | Existential restriction modifier |  |