option "output" o "Output image filename" string yes
option "std_input" - "Take the like of input file from stdin, to support huge lists of filenames" flag off
option "focal_origin" - "Output files with FOCAL-like origin, instead of the origin present in the dicom files" flag off
+option "extract_series" s "Identify different series in the file list and create the MHDs accordinly" flag off