document.onreadystatechange = function () {
  if (document.readyState === 'complete') {

        let settings = {
            max_width: 600,
            value_col: 'AVAL',
            measure_col: 'PARAM',
          //  visit_col: 'VISIT',
            visitn_col: 'VISITNUM',
            baseline_visitn:-100,
            studyday_col: 'ADY',
            normal_col_low: 'ANRLO',
            normal_col_high: 'ANRHI',
            id_col: 'USUBJID',
            group_cols: ['TRTA','RACE','AGEGR1'],
            filters: [
                {
                    value_col: 'TRTA',
                    label: 'Treatment'
                },
                {
                    value_col: 'RACE',
                    label: 'Race'
                },
                {
                    value_col: 'AGEGR1',
                    label: 'Age group'
                },
            ],
            measure_values:{
              'ALT':'Alanine Aminotransferase (U/L)',
              'AST':'Aspartate Aminotransferase (U/L)',
              'TB':'Bilirubin (mg/dL)',
              'ALP':'Alkaline Phosphatase (U/L)'
            }
        };

        d3.csv('sampleLab_sub.csv', function(data) {
            const chart = safetyedish('#container', settings);
            chart.init(data);
        });

    }
}