2324043 MSH
 978391 NCI
 589372 GTR
 477482 OMIM
 272059 SNOMEDCT_US
 243909 HPO
  48819 ORDO
   9330 MTH
   4479 NCI_CTCAE
   2316 RXNORM
   1433 GeneReviews
   1039 RCD
   1005 PDQ
    827 SNMI
    658 Genetics Home Reference
    657 MDR
    579 NCI_NICHD
    542 MEDLINEPLUS
    313 CSP
    242 NCI_CDISC
    231 MEDCIN
    215 CHV
    209 NOC
    200 NCI_NCI-GLOSS
    194 JABL
    156 SNOMEDCT
    148 SCTUSX
    126 MTHSPL
    117 NAN
    113 NDDF
    107 GO
     82 RCDAE
     70 HL7V3.0
     69 AOT
     62 MMSL
     61 PSY
     53 CCC
     43 SNM
     39 NCBI curation
     33 VANDF
     29 NANDA-I
     26 HHC
     23 NDFRT
     21 PharmGKB
     18 SPN
     15 Medical Genetics Summaries
     14 RCDSY
     13 LNC
     13 ALT
     12 AIR
     10 ICF
      8 WHO
      8 DDB
      7 ICPC2ICD10ENG
      7 DSM4
      6 UMD
      6 ICD10CM
      6 CST
      5 USPMG
      4 OMS
      4 NCI_DTP
      4 ICNP
      3 MDDB
      3 DXP
      3 CPM
      2 RCDSA
      2 MTHICD9
      2 ICD10
      2 Clinical Pharmacogenetics Implementation Consortium
      2 COSTAR
      2 CCPSS
      1 ULT
      1 SNOMEDCT_VET
      1 NCI_FDA
      1 NCI_DCP
      1 NCI_CareLex
      1 NCI_CRCH
      1 NCI_BRIDG
      1 MTHFDA
      1 ICD9CM
      1 ICD10AE
      1 HCPCS
      1 DSM3R
      1 ClinVar
      1 CPT