Premium programs typically export to ( .xml or .mxl ) rather than MSCZ. MusicXML is the universal language of sheet music software. Process your PDF in the premium OMR software. Clean up major errors within that software's editor. Export the file as a Compressed MusicXML (.mxl) file.
Because these desktop programs are standalone, you will bridge them to MuseScore using the universal format. convert pdf to mscz file
Adobe Acrobat DC retains musical fonts in mscz to pdf conversions Premium programs typically export to (