Phenotype: Gastroesophageal Reflux Disease (GERD) Phenotype AlgorithmAlgorithm Type: Case, ControlInstitution: Columbia UniversityImplementation Details: 76 cases and 259 controls Total Cases: 76Total Controls: 259Files: GerdPQ_OMOP4_V1.sql_.zip GERD_PQdd_V1.txt Log in to post comments