function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aleffi, Michele & Tacchi, Roberta & Poponessi, Silvia', 21],
    ['Bakalin, Vadim & Choi, Seung Se & Park, Seung Jin', 17],
    ['Bakalin, Vadim A. & Klimova, Ksenia G. & Nguyen, Van Sinh', 30],
    ['Bardat, Jacques & Söderström, Lars & Hagborg, Anders', 87],
    ['Cooper, Endymion D. & Söderström, Lars & Hagborg, Anders', 65],
    ['Gradstein, S. Robbert & Reeb, Catherine', 27],
    ['Jarvis, Charlie', 18],
    ['Oliveira-Da-Silva, Fúvio Rubens & Gradstein, S. Robbert', 21],
    ['Pócs, Tamás', 23],
    ['Schäfer-Verwimp, A.', 43],
    ['Söderström, Lars & Hagborg, Anders & Konrat, Matt Von', 472],
    ['Söderström, Lars & Váňa, Jiŕí & Crandall-Stotler, Barbara', 63],
    ['Thouvenot, Louis', 45],
    ['Váňa, Jiŕí & Söderström, Lars & Hagborg, Anders', 67],
    ['Váňa, Jiří & Söderström, Lars & Hagborg, Anders', 22],
    ['Other (50)', 196]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1217)',
    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);