{"text_format":"3","workbook":"xls","n_sheets":3,"sheets":["Sheet1","Sheet2","Sheet3"],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":54,"n_cols":6,"rows_kept":54,"flags":["formulas_cached_only"]}
[]
["Data collection sheet"]
["Rater (Initials):"]
[]
["CQS","Formula: CQS =  I x II x III"]
["Article","Criterion*",{"$nulls":3},"*See CQS-Info"]
["Nr","I","II","III"]
[{"$nulls":4},"Total"]
[null,"Yes= 1/ No=0","Yes= 1/ No=0","Yes= 1/ No=0","Score"]
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{"sheet":"Sheet2","index":1,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}

{"sheet":"Sheet3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}