- The validation label from the third column denotes the relatedness of BMJ Best Practice term (the column previous to the last) to the UMLS Metathesaurus concept representing the focus concept for the candidate term (the last column). The rows with grey background correspond to UMLS Metathesaurus concept pairs that are retrieved by the SPARQL queries q1VU, or q2VU, or q3VU (see the cells with grey background in Table 11 for details)