==> use zip_file:contained_file to view a file in the archive
Archive:  Studies/ST001312.zip
 Length   Method    Size  Cmpr    Date    Time   CRC-32   Name
--------  ------  ------- ---- ---------- ----- --------  ----
       0  Stored        0   0% 02-02-2020 19:12 00000000  ST001312/
       0  Stored        0   0% 01-27-2020 12:37 00000000  ST001312/unbiased.serum.MS.method.pdf
   61440  Defl:N    17740  71% 01-27-2020 08:27 01af95c0  ST001312/walker.unbiased.70D.serum.tar
--------          -------  ---                            -------
   61440            17740  71%                            3 files