function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arathi, Anitha R. & Oliver, P. Graham & Ravinesh, Raveendhiran', 6],
    ['Bahder, Brian W. & Bartlett, Charles R.', 2],
    ['Coan, Eugene V.', 2],
    ['Dils, J. & Özbek, H.', 4],
    ['Gurumayum, S. D.', 3],
    ['Lam, Katherine & Morton, Brian & Leung, K. F.', 2],
    ['Lamprell, Kevin & Healy, John. M.', 4],
    ['Linnaeus, Carolus', 37],
    ['Liu, Yumeng & Ma, Peizhen & Zhang, Zhen & Li, Cui & Chen, Ya', 6],
    ['Mariottini, Paolo & Smriglio, Carlo & Oliverio, Marco', 8],
    ['Oliver, P. Graham & Holmes, Anna & Killeen, Ian & Light, Janice', 10],
    ['Raines, Bret & Huber, Markus', 5],
    ['Röding, Peter Friedrich', 12],
    ['Schumacher, Chrétien Fréderic', 4],
    ['Smith, Edgar A.', 16],
    ['Other (22)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=146)',
    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);