function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bailon, Salvador', 1],
    ['Brochu, Christopher A.', 1],
    ['Brochu, Christopher A. & Njau, Jackson & Blumenschine, Robert J.', 1],
    ['Cuvier, Georges', 1],
    ['Delfino, Massimo & Böhme, Madelaine & Rook, Lorenzo', 1],
    ['Delfino, Massimo & Smith, Thierry', 2],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 3],
    ['Kaiser, Hinrich & Carvalho, Venancio Lopes & Ceballos, Jester', 1],
    ['Kirchhof, Sebastian & Wasonga, Victor & Mazuch, Tomáš', 1],
    ['Laurenti, Joseph Nicolas', 1],
    ['Morgan, Gary S. & Albury, Nancy A. & Rímoli, Renato', 4],
    ['Murray, Christopher M. & Russo, Peter & Zorrilla, Alexander', 2],
    ['Scheyer, Torsten M. & Aguilera, Orangel A. & Delfino, Massimo', 1],
    ['Shea, Glenn M. & Beatson, Cecilie A. & Sadlier, Ross A.', 1],
    ['Suraprasit, Kantapon & Jaeger, Jean-Jacques', 1],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=23)',
    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);