| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Lithium blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Acetaminophen blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Primidone blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Ethosuximide blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Digoxin blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood cadmium measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Carbamazepine blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Thallium measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Diazoxide blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Iron utilization measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 2 | 
| Iron clearance measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 2 | 
| Semi-quantitative measurement of total hemoglobin in blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood biotinidase level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Whole blood folate measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Arsenic measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Iron kinetics NOS | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Blood thiopurine methyltransferase level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Therapeutic drug monitoring assay | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Quantitative measurement of polychlorinated biphenyl in blood specimen using gas chromatography | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood folate NOS | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Chloral hydrate measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Theophylline measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Iron absorption measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 4 | 
| Mercury measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Other blood drug levels | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Lead screening, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood urate measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Lead measurement, quantitative, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood porphyrin measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Boric acid measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood zinc measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Cyclosporin index | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Ethchlorvynol measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Bromides measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Red cell vitamin B6 level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Blood zinc protoporphyrin level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Red cell vitamin B1 level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Hyperlipidemia screening test | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Blood carbon monoxide measurement | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Radioiron body distribution study | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Aluminum measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood ammonia measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Folic acid measurement, red blood cell | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Selenium measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Quantitative measurement of acylcarnitine in blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood hematinic measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| B12/folate level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Blood cyclosporin measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Protoporphyrins measurement, erythrocytes, quantitative | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Deoxyuridine suppression test | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Iron kinetics study | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Measurement of alcohol in blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood urate NOS | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Measurement of heavy metal in blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Red cell vitamin B2 level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Phenol measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Down's screening - blood test | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Therapeutic drug monitoring, qualitative | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Erythropoietin measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Chlordiazepoxide measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood inorganic phosphate measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood methanol measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Measurement of cobalt in blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Measurement of blood toxic substance level | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood electrolyte measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| D-xylose, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Detection of ordinal level of hemoglobin F in blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Determination of karyotype from blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Promyelocyte count, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Myelocyte count, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Silica measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Cyanide measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Catecholamines, total measurement, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Metamyelocyte count, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Detection of G20210A mutation in gene of coagulation factor II | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood specimen obtained for blood culture | Is a | True | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Blood specimen submitted in heparinized collection tube | Is a | True | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Helicobacter blood test | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 2 | 
| Microscopic examination of bacterial smear of blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Microscopic examination of blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Microscopic cytologic examination of smear of blood specimen prepared using Papanicolaou technique | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Fungal culture, blood, with isolation | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Blood culture | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Nucleated erythrocyte count, blood | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Aerobic blood culture | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Anaerobic blood culture | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Blood culture for bacteria, including anaerobic screen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 3 | 
| Blood culture for Mycobacterium avium complex | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Fungal blood culture | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Measurement of ionized calcium in blood specimen | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Salicylate blood measurement | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Quantitative measurement of hemoglobin F in maternal blood specimen using flow cytometry technique | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Pooled platelet poor plasma specimen | Is a | False | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Fetal blood specimen | Is a | True | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Blood smear specimen | Is a | True | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Nucleated red blood cell count procedure | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Prolymphocyte count, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Segmented neutrophil count, blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Measurement of level of substance in blood | Has specimen | True | Blood specimen | Inferred relationship | Existential restriction modifier | 1 | 
| Plasma specimen or serum specimen or whole blood specimen | Is a | True | Blood specimen | Inferred relationship | Existential restriction modifier |  | 
| Human immunodeficiency virus blood test | Has specimen | False | Blood specimen | Inferred relationship | Existential restriction modifier |  |