function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Babenko, Anatoly & Stebaeva, Sophya & Turnbull, Matthew S.', 163],
    ['Bendjaballah, Mohamed & Zoughailech, Abdelmalek', 13],
    ['Brahim-Bounab, Hayette & Bendjaballah, Mohamed', 15],
    ['Fjellberg, Arne', 19],
    ['Fjellberg, Arne & Bernard, Ernest C.', 13],
    ['Guo, Mingxia & Xing, Lida & Wang, Bo & Zhang, Weiwei', 13],
    ['Jantarit, Sopark & Bedos, Anne & Deharveng, Louis', 33],
    ['Mayvan, Mahmood Mehrafrooz & Greenslade, Penelope', 64],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 47],
    ['Ospina-Sanchez, Claudia Marcela & Soto-Adames, Felipe N', 17],
    ['Potapov, Mikhail & Babenko, Anatoly & Fjellberg, Arne', 43],
    ['Potapov, Mikhail & Gulgenova, Ayuna', 28],
    ['Potapov, Mikhail & Hasegawa, Motohiro & Kuznetsova, Natalia', 13],
    ['Stebaeva, Sophya & Lonsdale, Owen & Babenko, Anatoly', 23],
    ['Thibaud, Jean-Marc', 180],
    ['Other (78)', 245]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=929)',
    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);