| checkbox_names | Change checkboxes names into the name of their options | 
| check_queries | Check for changes between two reports of the queries | 
| covican | Subset of the COVICAN's database | 
| fill_data | Fill rows with the values in one event | 
| rd_event | Identification of missing event(s) | 
| rd_export | Exporting the dataset of the queries | 
| rd_insert_na | Insert missing using a filter | 
| rd_query | Identification of queries | 
| rd_rlogic | REDCap logic into R logic | 
| rd_transform | Transformation of the raw data | 
| recalculate | Recalculate REDCap calculated fields | 
| redcap_data | Read REDCap data | 
| split_event | Creation of a data frame with variables of all the forms of a specified event | 
| split_form | Creation of a data frame with variables of a specified form | 
| to_factor | Convert variables to factors | 
| transform_checkboxes | Transformation of checkboxes in case of having a branching logic |