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C     Common variables for hiding data fields based on other fields values
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      COMMON /CZHIDE/ NUMHID,HIDFLD,       HIDBOX,
     1                HIDVAL,       HIDTFL,       HIDFLG
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      INTEGER         NUMHID,HIDFLD(MXFLD),HIDBOX(MXFLD),
     1                HIDVAL(MXFLD),HIDTFL(MXFLD),HIDFLG(MXFLD)
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      SAVE   /CZHIDE/
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