function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Liston, Andrew D. & Knight, Guy T. & Sheppard, David A.', 10],
    ['Schedl, W.', 5],
    ['Schedl, Wolfgang', 1],
    ['Taeger, Andreas & París, Mercedes & Nieves-Aldrey, Jose Luis', 1],
    ['Taeger, Andreas & Shinohara, Akihiko & Kramp, Katja', 1],
    ['Zhong, Yihai & Li, Zejian & Wei, Meicai', 18],
    ['Zhong, Yihai & Wei, Meicai', 44],
    ['Zhong, Yihai Dr. & Wei, Meicai Prof. Dr.', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=84)',
    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);