function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Breteler, F. J.', 47],
    ['Bright, Donald E.', 112],
    ['Buenaventura, Eliana & Pape, Thomas', 66],
    ['Calabon, Mark S. & Jones, E. B. Gareth & Pang, Ka-Lai', 55],
    ['Elvebakk, A. & Bjerke, J. W. & Støvern, L. E.', 61],
    ['Jarvis, Charlie', 103],
    ['Marcano, Vicente & Méndez, Antonio Morales', 71],
    ['Marin-Felix, Yasmina & Guarro, Josep & ano-Lira, Jose F.', 67],
    ['McMullin, Richard Troy & Simon, Andrew D. F. & Brodo, Irwin M.', 168],
    ['Pykaelae, Juha & Kantelinen, Annina & Myllys, Leena', 64],
    ['R, Jeanne dos & Silva, eis & Aptroot, André & E, Marcela', 311],
    ['Santamaria, Sergi & Pedersen, Jan', 254],
    ['Stepanova, Dace & Moisejevs, Rolands & Nitcis, Ma ris', 63],
    ['Wijayawardene, Nalin N. & Dai, Dong-Qin & Premarathne, Bhagya M.', 763],
    ['Zha, Ling-Sheng & Kryukov, Vadim Yu & Ding, Jian-Hua', 63],
    ['Other (925)', 3365]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=5633)',
    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);