function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Burckhardt, D. & Basset, Y.', 12],
    ['Burckhardt, Daniel & Ouvrard, David', 7],
    ['Burckhardt, Daniel & Ouvrard, David & Percy, Diana M.', 8],
    ['Burckhardt, Daniel & Queiroz, Dalva L.', 17],
    ['Burckhardt, Daniel & Queiroz, Dalva Luiz De', 14],
    ['Cho, Geonho & Burckhardt, Daniel & Lee, Seunghwan', 25],
    ['DROHOJOWSKA, Jowita & KLASA, Anna', 11],
    ['Drohojowska, Jowita', 7],
    ['Froggatt, Walter Wilson', 7],
    ['Halbert, Susan E. & Burckhardt, Daniel', 22],
    ['Malenovský, Igor & Lauterer, Pavel & Labina, Eugenia', 11],
    ['Ouvrard, David & Burckhardt, Daniel & Cocquempot, Christian', 8],
    ['Percy, Diana M. & Rung, Alessandra & Hoddle, Mark S.', 14],
    ['Spodek, Malkie & Burckhardt, Daniel & Freidberg, Amnon', 27],
    ['Taylor, Kenneth L.', 16],
    ['Other (18)', 39]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=245)',
    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);