function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alexander, Timothy & Seehausen, Ole', 4],
    ['Baycelebi, Esra', 5],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 3],
    ['Eagderi, Soheil & Mouludi-Saleh, Atta & Esmaeili, Hamid Reza', 5],
    ['Fowler, Henry Weed', 3],
    ['Girard, Charles Frédéric', 6],
    ['Kaya, Cueneyt & Baycelebi, Esra & Turan, Davut', 4],
    ['Kaya, Cüneyt & Bayçelebi, Esra & Turan, Davut', 11],
    ['Linnaeus, Carolus', 29],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 18],
    ['Miyazaki, Yusuke & Nakae, Masanori & Senou, Hiroshi', 4],
    ['Sayyadzadeh, Golnaz & Esmaeili, Hamid Reza', 7],
    ['Selz, Oliver M. & Seehausen, Ole', 14],
    ['Suckley, G.', 11],
    ['Çiçek, Erdoğan & Fricke, Ronald & Eagderi, Soheil', 4],
    ['Other (57)', 78]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=206)',
    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);