function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bariche, Michel & Fricke, Ronald', 2],
    ['Basilewsky, S.', 1],
    ['Breder, C. M.', 2],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 1],
    ['Cuvier, Georges', 1],
    ['Del Moral-Flores, Luis Fernando & Rodriguez-Gonzalez, Janeth', 1],
    ['Fahay, M. P.', 1],
    ['Forsskål, Peter', 1],
    ['Girard, Charles Frédéric', 2],
    ['Golani, Daniel', 1],
    ['Lea, R. N. & Robins, C. Richard', 4],
    ['Linnaeus, Carolus', 4],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 4],
    ['Nurettin Meriç & Lütfiye Eryilmaz & Müfit Özulug', 2],
    ['Rotundo, Matheus Marcos & Caires, Rodrigo Antunes', 2],
    ['Other (14)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=43)',
    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);