function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aistleitner, E.', 13],
    ['Aurivillius, Per Olof Christopher', 7],
    ['Beljaev, Evgeny A. & Choi, Sei-Woong & Kuzmin, Aleksandr A.', 6],
    ['Chacon, Isidro A. & Janzen, Daniel H. & Hallwachs, Winnie', 15],
    ['Chandra, Kailash & Mazumder, Arna & Sanyal, Abesh Kumar', 241],
    ['Cock, Matthew J. W.', 8],
    ['Dolinskaya, Irina V.', 14],
    ['Irungbam, Jatishwor Singh & Schintlmeister, Alexander', 69],
    ['László, Gyula M. & Schintlmeister, Alexander & Vetina, Alvaro A.', 53],
    ['Mazumder, Arna & Raha, Angshuman & Sanyal, Abesh Kumar', 12],
    ['Mazumder, Arna & Sanyal, Abesh Kumar & Schintlmeister, Alexander', 10],
    ['Mbata, Keith J. & Prins, Jurate De', 82],
    ['Saldaitis, Aidas & Ivinskis, Povilas & Rimsaite, Jolanta', 7],
    ['St Laurent, Ryan A. & Goldstein, Paul Z. & Miller, James S.', 8],
    ['Walker, Francis', 26],
    ['Other (47)', 118]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=689)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);