Table 6.
List of the most relevant subheadings for each co-occurrence concept and for each generated cluster. The resulting clusters were produced by k-means algorithm with the input parameter of seven clusters.
| Subheadings 1st concept | Subheadings 2nd concept | |
|---|---|---|
| Cluster 0 | Drug Therapy (DT) | Therapeutic Use (TU) |
| Cluster 1 | Prevention and Control (PC), Immunology (IM) |
Immunology (IM), Therapeutic Use (TU), Administration and Dosage (AD) |
| Cluster 2 | Blood (BL), Diagnosis (DI) |
Blood (BL) |
| Cluster 3 | Metabolism (ME) | Metabolism (ME) |
| Cluster 4 | Chemically Induced (CI) | Adverse Effects (AE), Therapeutic Use (TU) Administration and Dosage (AD) |
| Cluster 5 | Drug Therapy (DT), Metabolism (ME) Pathology (PA) |
Pharmacology (PD), Therapeutic Use (TU) |
| Cluster 6 | Drug Therapy (DT) | Therapeutic Use (TU), Adverse Effects (AE), Administration and Dosage (AD) |