function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Antipova, Maria & Babenko, Anatoly', 3],
    ['Arbea, Javier I. & Fernandez, Toni Perez', 2],
    ['Babenko, Anatoly & Stebaeva, Sophya & Turnbull, Matthew S.', 36],
    ['Bernard, Ernest C.', 4],
    ['Cipola, Nikolas Gioia', 3],
    ['Jia, Junli & Skarżyński, Dariusz & Konikiewicz, Marta', 2],
    ['Jiang, Jigang & Chen, Jian-Xiu', 4],
    ['Jiang, Jigang & Yin, Wenying', 3],
    ['Kahrarian, Morteza & Vafaei-Shoushtari, Reza', 4],
    ['Mandal, Guru Pada & Arbea, Javier', 4],
    ['Mayvan, Mahmood Mehrafrooz & Greenslade, Penelope', 14],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 2],
    ['Skarzynski, Dariusz & Kahrarian, Morteza & Piwnik, Agata', 2],
    ['Skarżyñski, Dariusz', 2],
    ['Thibaud, Jean-Marc', 18],
    ['Other (14)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=119)',
    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);