is question type collects has answer standard unit IU/L Aspartate Aminotransferase Level Open-Ended Question - Restricted SickleInAfrica Core Data Element SickleInAfrica CDE - Aspartate Aminotransferase Level Question 2 IU/L text The Sickle in Africa core data element that collects the level of aspartate aminotransferase in the respondent's blood. Liver Function Assay (PhenX protocol PX190801 unless stated otherwise) results_of_aspartate_at_assay Aspartate aminotransferase level Number SCDO (Jade Hotchkiss)