gastrointestinal system disease gastroesophageal reflux disease Acid reflux DOID:8534 GERD GERD - Gastro-esophageal reflux disease Gastresophageal reflux Gastro-esophageal reflux Gastroesophageal reflux Gastroesophageal reflux disease ICD10CM:K21 ICD10CM:K21.9 ICD9CM:530.81 MESH:D005764 NCI:C26781 NCI:C92560 OMIM mapping confirmed by DO. [SN]. OMIM:109350 SNOMEDCT_US_2016_03_01:102620007 SNOMEDCT_US_2016_03_01:155673008 SNOMEDCT_US_2016_03_01:196600005 SNOMEDCT_US_2016_03_01:196624002 SNOMEDCT_US_2016_03_01:235595009 SNOMEDCT_US_2016_03_01:266498005 SNOMEDCT_US_2016_03_01:54856001 SNOMEDCT_US_2016_03_01:698065002 UMLS_CUI:C0017168 disease_ontology