function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Chagas-Jr, Amazonas', 10],
    ['Chagas-Jr, Amazonas & Bichuette, Maria Elina', 6],
    ['Chagas-Jr, Amazonas & Chaparro, Elisa', 5],
    ['Chagas-Júnior, Amazonas', 22],
    ['Chagas-Júnior, Amazonas & Knysak, Irene & Guizze, Samuel P. G.', 2],
    ['Chen, Tian-Yun & Jiang, Chao & Huang, Lu-Qi', 4],
    ['Joshi, Jahnavi & Edgecombe, Gregory D.', 4],
    ['Lewis, J. G. E.', 21],
    ['Lewis, John G. E.', 48],
    ['Schileyko, Arkady A. & Stoev, Pavel E.', 3],
    ['Schileyko, Arkady A. & Vahtera, Varpu & Edgecombe, Gregory D.', 3],
    ['Simaiakis, Stylianos Michail & Edgecombe, Gregory D.', 4],
    ['Thofern, Detlef & Dupérré, Nadine & Harms, Danilo', 12],
    ['Tran, Binh T. T. & Le, Son X. & Nguyen, Anh D.', 12],
    ['Vu, Ha T. & Nguyen, Hung D. & Le, Son X. & Eguchi, Katsuyuki', 11],
    ['Other (9)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=181)',
    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);