| 9 |   | Data is released to researcher 'per study' (i.e. an approved research request).  | 
                      
                        | 10 |   | * Per study a subset of the genotypes is created and made available to the researcher: | 
                      
                        | 11 |   | * Only individuals selected for study (e.g. 5000 out of total 17000) | 
                      
                        | 12 |   | * The identifiers 're-pseunomized' from 'marcel identifiers' to 'study identifiers' (so data can not be matched between studies). | 
                      
                      
                        |   | 9 | Specifications: | 
                      
                        |   | 10 | * Geno data is released to researcher 'per study' (i.e. an approved research request).  | 
                      
                        |   | 11 | * Per study a subset of the individuals is selected | 
                      
                        |   | 12 | * The individual identifiers are 're-pseunomized' from 'marcel identifiers' to 'study identifiers' (so data can not be matched between studies) | 
                      
                        |   | 13 | * Data is reformatted in various PLINK formats |