For citations:

Astanin P.A., Ronzhin L.V., Rauzina S.E. Algorithm for UMLS metathesaurus concepts specificity estimation using example of analysis of the semantic model describing axial spondyloarthritis differential diagnostics. Medical Doctor and Information Technologies. 2023;(3):30-43. (In Russ.) https://doi.org/10.25881/18110193_2023_3_30