function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bouche, J. Fr.', 3],
    ['Bouché, P. F.', 2],
    ['Brunet, Bryan M. T. & Raupach, Michael J. & Rehage, Heinz-Otto', 2],
    ['Cockerell, Theodore D. A.', 5],
    ['Comstock, J. H.', 2],
    ['Comstock, J. Henry', 4],
    ['Daruty de Grandpré, M. A. & Charmoy, D. deE. de', 1],
    ['Fullaway, D. T.', 4],
    ['Maskell, William Miles', 6],
    ['Mifsud, David & Mazzeo, Gaetana & Russo, Agatino', 2],
    ['Mille, Christian & Henderson, Rosa C. & Cazères, Sylvie', 3],
    ['Moghaddam, Masumeh', 2],
    ['Newstead, R.', 2],
    ['Stalažs, Arturs', 2],
    ['Williams, Douglas J. & Ben-Dov, Yair', 3],
    ['Other (14)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=57)',
    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);