-`-C` Column group to list data for. Can be repeated if you want data for more than one column group. There is a special column group `*` that contains all columns.
-`-c` Specific column to list data for. Can be repeated, and combined with `-C` if you want multiple columns and column groups
-`-P` Participant group to list data for. Can be repeated if you want data for more than one participant group. There is a special participant group `*` that contains all partipants.
-`-p`Participant identifier or pseudonym to list data for. Can be repeated if you want data for more than one participant.
-`-P` Participant group to list data for. Can be repeated if you want data for more than one participant group. There is a special participant group `*` that contains all participants.
-`-p`Specific participant identifier or pseudonym to list data for. Can be repeated if you want data for more than one participant.
-`-o` Directory to write files to. Default is `pulled-data`.
-`-f` Overwrite or remove existing data in output directory
-`-r` Resume an interupted download
-`-r` Resume an interrupted download
-`-u` Updates an existing output directory, e.g. when new data is available. This will use the same participant(group)s and column(group)s as the original download, so `-c`, `-C`, `-p` and `-P` are not allowed with this flag
