function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Achurra, Ainara & Chatelliers, Michel Creuze Des', 2],
    ['Collado, Rut & Schmelz, Rüdiger M.', 1],
    ['Cui, Yongde', 4],
    ['Cui, Yongde & He, Xuebao & Peng, Yu & Wang, Hongzhu', 19],
    ['Cui, Yongde & Wang, Hongzhu', 1],
    ['Erséus, Christer & Bergfeldt, Ulrika', 6],
    ['Fend, Steven V. & Liu, Yingkui & Steinmann, David & Giere, Olav', 2],
    ['Kvist, Sebastian & Erséus, Christer', 2],
    ['Pinder, Adrian M. & Brinkhurst, Ralph O.', 3],
    ['Pinder, Adrian M. & Eberhard, Stefan M. & Humphreys, William F.', 5],
    ['Schenková, Jana & Pařil, Petr & Petřivalská, Karla', 3],
    ['Schmelz, Rüdiger M. & Jocque, Merlijn & Collado, Rut', 5],
    ['Takashima, Yoshikazu & Mawatari, Shunsuke F.', 3],
    ['Timm, Tarmo', 5],
    ['Šundić, Danijela & Radujković, Branko M.', 41],
    ['Other (11)', 11]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=113)',
    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);