In collective or multiple case reports, many cases are carefully chosen. This presents the benefit of letting comparisons to become made throughout a number of cases and/or replication. Picking a "common" case could enable the results to become generalised to idea (i.e. analytical generalisation) or to check principle by replicating https://simonwqmkk.ampblogs.com/what-does-case-study-help-mean-66422167