function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bartels, Paul J. & Fontoura, Paulo & Nelson, Diane R.', 14],
    ['Fontoura, Paulo & Bartels, Paul J. & Jørgensen, Aslak', 10],
    ['Fujimoto, Shinta', 9],
    ['Fujimoto, Shinta & Hansen, Jesper Guldberg', 9],
    ['Fujimoto, Shinta & Jimi, Naoto', 2],
    ['Grimaldi de Zio, Susanna & D\'Addabbo Gallo, Maria', 2],
    ['Gross, Vladimir & Miller, William R. & Hochberg, Rick', 2],
    ['Hansen, Jesper G. & Kristensen, Reinhardt M.', 9],
    ['Jørgensen, Aslak & Boesgaard, Tom M. & Møbjerg, Nadja', 21],
    ['Kaczmarek, Łukasz & Bartels, Paul J. & Roszkowska, Milena', 175],
    ['McKirdy, David & Schmidt, Peter & McGinty-Bayly, Maxine', 4],
    ['Menechella, Agustín G. & Bulnes, Verónica N.', 2],
    ['Pérez-Pech, Wilbert Andrés & Jesús-Navarrate, Alberto De', 13],
    ['Santos, Erika & Da Rocha, Clélia M. C. & Jr, Edivaldo Gomes', 6],
    ['Santos, Erika & Rubal, Marcos & Veiga, Puri', 6],
    ['Other (18)', 23]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=307)',
    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);