function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aoyama, Elisa Mitsuko & Indriunas, Alexandre', 1],
    ['Burman, Nicolaas Laurens', 1],
    ['Chagas, Earl Celestino De Oliveira & Costa-Lima, James Lucas Da', 1],
    ['Daniel, Thomas F.', 1],
    ['DeFilipps, Robert A. & Krupnick, Gary A.', 1],
    ['Deng, Yun-Fei', 1],
    ['Deshmukh, Umakant Bhoopati & Gnanasekaran, Gunadayalan', 1],
    ['Jarvis, Charlie', 7],
    ['Lee, Jong-Won & Yun, Ho-Geun & Hwang, Tae Young & Kim, Kyungmin', 1],
    ['Lindau, Gustav', 2],
    ['Linnaeus, Carolus', 11],
    ['Nacoulma, Blandine M. I. & Schmidt, Marco & Hahn, Karen', 2],
    ['Raja, Prakasam & Arulanandam, Lourdusamy John Peter', 2],
    ['Rueangsawang, Kanokorn & Chantaranothai, Pranom', 4],
    ['Zhou, Ya-Dong & Mwachala, Geoffrey & Hu, Guang-Wan', 5],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=46)',
    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);