function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Appolloni, Massimo & Smriglio, Carlo & Amati, Bruno', 4],
    ['Cavallari, Daniel C. & Dornellas, Ana Paula S.', 1],
    ['DeVries, Thomas J.', 3],
    ['Gurumayum, S. D.', 1],
    ['Hansen, Thomas', 8],
    ['Harzhauser, Mathias & Landau, Bernard', 64],
    ['Hebert, E.', 2],
    ['Islamoğğlu, Yeşşim & Dominio, Stefano & Kowalke, Thorsten', 3],
    ['Leal, José H.', 1],
    ['Luca, Javier Di & Zelaya, Diego G.', 2],
    ['Mariottini, Paolo & Smriglio, Carlo & Oliverio, Marco', 1],
    ['Moore, Charles', 1],
    ['Strong, Ellen E.', 2],
    ['Thivaiou, Danae & Harzhauser, Mathias & Koskeridou, Efterpi', 3],
    ['Waite, Richard & Allmon, Warren D.', 2],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=100)',
    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);