function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Calvanese, Victor C. & Brescovit, Antonio D. & Bonato, Lucio', 63],
    ['Dyachkov, Yurii V. & Bonato, Lucio', 49],
    ['Dyachkov, Yurii V. & Farzalieva, Gyulli Sh. & Tuf, Ivan H.', 64],
    ['Hollier, John & Stagl, Verena', 49],
    ['Kiria, Eleonora & Barjadze, Shalva & Tuf, Ivan Hadrian', 59],
    ['Lewis, John G. E.', 107],
    ['Ma, Huiqin & Pei, Sujian & Hou, Xiaojie & Zhu, Tiegang', 70],
    ['Marzio Zapparoli', 88],
    ['Published, First', 51],
    ['Simaiakis, Stylianos Michail & Akkari, Nesrine', 50],
    ['Simaiakis, Stylianos Michail & Zapparoli, Marzio', 50],
    ['Thofern, Detlef & Dupérré, Nadine & Harms, Danilo', 147],
    ['Tran, Binh T. T. & Le, Son X. & Nguyen, Anh D.', 95],
    ['Zapparoli, Marzio', 72],
    ['Zapparoli, Marzio & Iorio, Etienne', 76],
    ['Other (215)', 1425]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=2515)',
    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);