function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Hoser, Raymond', 3],
    ['Kaiser, Christine M. & Kaiser, Hinrich & O’Shea, Mark', 22],
    ['Kaiser, Christine M. & Lapin, Jack & O’Shea, Mark', 1],
    ['Kaiser, Christine M. & O’Shea, Mark & Kaiser, Hinrich', 1],
    ['Kaiser, Hinrich & Kaiser, Christine M. & Mecke, Sven', 2],
    ['Karin, Benjamin R. & Stubbs, Alexander L. & Arifin, Umilaela', 1],
    ['O’Shea, Mark & Richards, Stephen J.', 2],
    ['Ruane, Sara & Richards, Stephen J. & McVay, John D.', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=36)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 8, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);