function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aston, Paul', 134],
    ['Azadbakhsh, Saeed & Nozari, Jamasb', 158],
    ['Balkenohl, Michael', 144],
    ['Bousquet, Yves', 3275],
    ['Erwin, Terry L.', 209],
    ['Guéorguiev, B.', 192],
    ['Hristovski, Slavčo & Guéorguiev, Borislav', 626],
    ['Kostova, Rumyana & Gueorguiev, Borislav', 654],
    ['Larochelle & Larivière, Marie-Claude & Larochelle & Larivière', 184],
    ['Liebherr, James K.', 532],
    ['Merene, Yeshitla & Lorenz, Wolfgang & Opgenoorth, Lars', 894],
    ['Pilon, Nicola & Cardarelli, Elisa & Bogliani, Giuseppe', 196],
    ['Serrano, Artur R. M. & Capela, Rúben A.', 192],
    ['Wiesner, Jürgen & Bandinelli, Aligi', 142],
    ['Wiesner, Jürgen & Bandinelli, Aligi & Matalin, Andrey', 253],
    ['Other (684)', 7041]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=14826)',
    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);