2021-03-16 22:28:59,115 - WARNING - Source code "EMISNQCO303" in resources/mapping_tables/gp_clinical_covid.csv occurs twice. Only first is taken.
2021-03-16 22:28:59,148 - WARNING - Source code "Y20d2" in resources/mapping_tables/gp_clinical_covid.csv occurs twice. Only first is taken.
2021-03-16 22:28:59,150 - WARNING - Source code "Y23f7" in resources/mapping_tables/gp_clinical_covid.csv occurs twice. Only first is taken.