function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Castro, C. B. & Medeiros, M. S. & Loiola, L. L.', 3],
    ['Cordeiro, Ralf T. S. & Van Ofwegen, Leen P.', 1],
    ['Devictor, Susan T. & Morton, Steve L.', 2],
    ['Fassbender, Nico & Stefanoudis, Paris V', 6],
    ['Imahara, Yukimitsu', 1],
    ['Lam, Katherine & Morton, Brian', 4],
    ['Mcfadden, Catherine S. & Van Ofwegen, Leen P.', 3],
    ['Mcfadden, Catherine S. & Van, Leen P.', 5],
    ['Namin, Samimi & Ofwegen, Van', 3],
    ['Van Ofwegen, Leen P.', 40],
    ['Williams, Gary C.', 1],
    ['van Ofwegen, Leen P.', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=83)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);