| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Tuberculin purified protein derivative | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin PPD multiple puncture device | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Old tuberculin, multiple puncture device | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Purified protein derivative - RT23 | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Purified protein derivative - S | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Purified protein derivative - Weybridge | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin PPD 100,000units/mL injection solution 1mL ampule | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin PPD 1:100(1000units/mL) injection solution 1mL ampule | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin PPD 1:1000(100units/mL) injection solution 1mL ampule | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin PPD 1:10,000(10units/mL) injection solution 1mL ampule | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin control solution | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Heaf test | Direct substance | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin adverse reaction | Causative agent | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Allergy to tuberculin purified protein derivative | Causative agent | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Skin test for tuberculosis, Tine test | Direct substance | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Delayed hypersensitivity skin test for tuberculin PPD | Direct substance | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Mantoux test NOS | Direct substance | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin, purified protein 50unt/cc injection | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin, purified protein 250unt/cc injection | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin, purified protein 5unt/dos injection | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin, purified protein 5unt/0.1 mL solution | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin, purified protein 1unt/cc solution | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin, purified protein 1u/mL injection solution vial | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  | 
| Tuberculin 500,000units/5mL injection | Is a | False | Purified protein derivative | Inferred relationship | Existential restriction modifier |  |