function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['DeFilipps, Robert A. & Krupnick, Gary A.', 10],
    ['Ding, Hong-Bo & Yang, Bin & Maw, Mya Bhone & Win, Pyae Pyae', 9],
    ['Fischer, Eberhard & Killmann, Dorothee', 10],
    ['Insisiengmay, Oudomphone & Haevermans, Thomas & Newman, Mark F.', 6],
    ['Jarvis, Charlie', 14],
    ['Kaewsri, W. & Sangvirotjanapat, S.', 7],
    ['Kress, W. John & D. Mood, John & Sabu, Mamiyil', 5],
    ['Leong-Škorničková, Jana & Bình, Nguyén Qu ốc & Đăng, Tr ần H ữu', 7],
    ['Lin, Yuan-Chien & Chao, Chien-Ti & Chang, Chih-Yi', 6],
    ['Lin, Yun & Bi, Hai-Yan & Sun, Jun & Sun, Qian', 4],
    ['Linnaeus, Carolus', 14],
    ['Sam, Yen Yen & Takano, Atsuko & Ibrahim, Halijah', 9],
    ['Sangvirotjanapat, Sunisa & Denduangboriphant, Jessada', 11],
    ['Sangvirotjanapat, Sunisa & Newman, M. F.', 8],
    ['Valeton, Theodoric', 6],
    ['Other (50)', 74]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=200)',
    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);