function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Austin, George T. & Mielke, Olaf H. H.', 36],
    ['Bivar-De-Sousa, António & Vasconcelos, Sasha & Mendes, Luís F.', 42],
    ['COCK, MATTHEW J. W. & CONGDON, T. COLIN E.', 31],
    ['Cock, Matthew J. W.', 59],
    ['Cock, Matthew J. W. & Congdon, Colin E.', 61],
    ['Cock, Matthew J. W. & Congdon, T. Colin E.', 71],
    ['Cock, Matthew J. W. & Congdon, T. Colin E. & Collins, Steve C.', 52],
    ['Cong, Qian & Zhang, Jing & Shen, Jinhui & Grishin, Nick V.', 68],
    ['Hess, Hans Ernst & Landolt, Elias & Hirzel, Rosmarie', 33],
    ['Irungbam, Jatishwor Singh & Meitei, Laishram Ricky', 198],
    ['Siewert, Ricardo Russo & Mielke, Olaf Hermann Hendrik', 50],
    ['Xue, Guo-Xi & Sun, Hao & Sun, Zhou & Wang, Shao-Neng', 119],
    ['Zhang, Jing & Cong, Qian & Grishin, Nick V.', 133],
    ['Zhang, Jing & Cong, Qian & Shen, Jinhui & Grishin, Nick V.', 193],
    ['Zhang, Jing & Dolibaina, Diego R. & Cong, Qian & Shen, Jinhui', 33],
    ['Other (125)', 660]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1839)',
    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);