function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Csösz, Sándor & Fisher, Brian L.', 7],
    ['Ishikawa, Kazuo', 7],
    ['Maya-Morales, Julieta & Jiménez, Maria Luisa & Murugan, Gopal', 12],
    ['Nakano, Takafumi', 7],
    ['Polhemus, Dan A. & Polhemus, John T.', 25],
    ['Polhemus, John T.', 7],
    ['Sharkey, Michael J. & Clutts, Stephanie & Tucker, Erika M.', 11],
    ['Streng, Michael & Holmer, Lars Erik', 7],
    ['Takahashi, Kazuhiro', 63],
    ['Takahashi, Kazuhiro & Imasaka, Shôichi', 13],
    ['Viloria, Angel L. & Ferrer-Paris, José R. & Camacho, Jesús', 7],
    ['Waichert, C. & Dohlen, Carol Von & Pitts, James P.', 8],
    ['Weirauch, Christiane', 7],
    ['Yoshitomi, Hiroyuki Dr.', 8],
    ['von Graff, Ludwig', 39],
    ['Other (161)', 266]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=494)',
    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);