function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Dale-Skey, Natalie & Askew, Richard R. & Noyes, John S.', 26],
    ['Dozier, Herbert L.', 1],
    ['Guzmán-Larralde, Adriana J. & Huber, John T.', 18],
    ['Hu, Hong-Ying & Triapitsyn, Serguei V.', 1],
    ['Huber, John T. & Bolte, Klaus & Read, Jennifer D.', 3],
    ['Huber, John T. & Read, Jennifer D. & Triapitsyn, Serguei V.', 40],
    ['Li, Qin & Hu, Hongying & Triapitsyn, Serguei V. & Yi, Long', 1],
    ['Nugnes, F. & Viggiani, G.', 1],
    ['Plecas, Milan & Zikic, Vladimir & Kocic, Korana', 3],
    ['Swezey, O. H.', 1],
    ['Triapitsyn, Serguei V.', 2],
    ['Triapitsyn, Serguei V. & Adachi-Hagimori, Tetsuya', 1],
    ['Triapitsyn, Serguei V. & Koponen, Martti & Vikberg, Veli', 2],
    ['Triapitsyn, Serguei V. & Rugman-Jones, Paul F.', 2],
    ['Triapitsyn, Serguei V. & Rugman-Jones, Paul F. & Jeong, Gilsang', 5],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=112)',
    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);