function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Borges, Paulo A. V. & Gaspar, Clara', 4],
    ['Elie, Ntirenganya & Yajin, Li & Yanlan, Xie & Yanli, Zhou', 11],
    ['Linnaeus, Carolus', 5],
    ['Masumoto, Masami & Okajima, Shûji', 37],
    ['Masumoto, Masami & Tsutsumi, Tadaaki & Okajima, Shûji', 3],
    ['Mirab-balou, M.', 24],
    ['Mound, Laurence A.', 34],
    ['Mound, Laurence A. & Masumoto, Masami', 42],
    ['Mound, Laurence A. & Nickle, David A.', 3],
    ['Mound, Laurence Alfred', 3],
    ['Ng, Y. F. & Mound, L. A.', 3],
    ['Rasool, Iftekhar & Alattal, Yehya Zaki & Aldhafer, Hathal M.', 7],
    ['Tyagi, Kaomud & Kumar, Vikas', 4],
    ['Vierbergen, Gijsbertus', 8],
    ['Zhang, Hongrui & Xie, Yonghui & Li, Zhengyue', 7],
    ['Other (18)', 21]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=216)',
    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);