function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Farache, Fernando Henrique Antoniolli & Cruaud, Astrid', 9],
    ['Farache, Fernando Henrique Antoniolli & Rasplus, Jean-Yves', 9],
    ['Feng, Gui & Huang, Da-Wei', 7],
    ['Ghahari, H. & Van, S.', 3],
    ['Liu, Yang & Li, Zi & Jia, Lingyi & Huang, Dawei', 4],
    ['Liu, Yang & Rasplus, Jean-Yves & Noort, Simon Van & Li, Zi', 3],
    ['Lopez-Vaamonde, Carlos & Dixon, Dale J. & Cook, James M.', 9],
    ['Madl, Michael', 22],
    ['Peng, Simon Van Noort Yan-Qiong & Rasplus, Jean-Yves', 4],
    ['Peng, Yun-Cui Ma Yan- Qiong & Yang, Da-Rong', 4],
    ['Pramanik, Achintya & Dey, Debjani', 5],
    ['Rasplus, Jean-Yves & Harry, Myriam & Perrin, Hélène', 32],
    ['Westwood, J. O.', 7],
    ['Wiebes, J. T.', 4],
    ['Yang, Xiao-Fang & Rasplus, Jean-Yves & Feng, Zhi-Rong', 4],
    ['Other (17)', 19]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=145)',
    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);