| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Bilirubin compound | Is a | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin, albumin bound measurement | Has measured component | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin measurement, stool, qualitative | Has measured component | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin, albumin bound measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Bilirubin measurement, stool, qualitative | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Serum bilirubin measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Serum bilirubin NOS | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin concentration, test strip measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Fluid sample bilirubin measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Bilirubin measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Serum total bilirubin measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Plasma total bilirubin measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Bilirubin, total measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Bilirubin measurement, urine | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Calculus bilirubin content measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Cerebrospinal fluid net bilirubin absorbance | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Bilirubin profile | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Net bilirubin absorbance | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Bilirubin, neonatal measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Total bilirubin, neonatal measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Bilirubin measurement, amniotic fluid | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Measurement of total bilirubin in cord blood specimen | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Urine dipstick for bilirubin | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Serum unconjugated bilirubin measurement | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Bilirubin, non-glucuronidated measurement | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier | 3 | 
| Plasma unconjugated bilirubin measurement | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Bilirubin-albumin complex | Is modification of | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin glucuronide | Is modification of | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Direct reacting bilirubin | Is modification of | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Calcium bilirubinate | Is modification of | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin monoglucuronide | Is modification of | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin diglucuronide | Is modification of | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin crystal | Is modification of | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Direct reacting bilirubin | Is a | True | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Indirect reacting bilirubin | Is a | True | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin content measurement | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Serum bilirubin NOS | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Conjugated bilirubin measurement | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin fraction study | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Conjugated bilirubin measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Bilirubin content measurement | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 2 | 
| Bilirubin fraction study | Component | False | Bilirubin | Inferred relationship | Existential restriction modifier |  | 
| Percent content of bilirubin in calculus (observable entity) | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Substance concentration of bilirubin in fluid (observable entity) | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Substance concentration of bilirubin in urine (observable entity) | Component | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 | 
| Substance concentration ratio of conjugated to total bilirubin in plasma (observable entity) | Relative to | True | Bilirubin | Inferred relationship | Existential restriction modifier | 1 |