function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arathi, Anitha R. & Oliver, P. Graham & Ravinesh, Raveendhiran', 6],
    ['Bespalaya, Yulia V. & Kropotin, Alexander V.', 3],
    ['DeVries, Thomas J.', 4],
    ['Dils, J. & Özbek, H.', 4],
    ['Gurumayum, S. D.', 9],
    ['Healy, John M. & Mikkelsen, Paula M. & Bieler, Rüdiger', 5],
    ['Hryniewicz, Krzysztof & Little, Crispin T. S.', 3],
    ['Ivanova, Mariya B. & Tsurpalo, Alexandra P.', 17],
    ['Kiel, Steffen & Sami, Marco & Taviani, Marco', 6],
    ['Liu, Yumeng & Ma, Peizhen & Zhang, Zhen & Li, Cui & Chen, Ya', 6],
    ['Lutaenko, K. A. & Artemieva, N. G.', 5],
    ['Mariottini, Paolo & Smriglio, Carlo & Oliverio, Marco', 19],
    ['Oliver, P. Graham & Holmes, Anna & Killeen, Ian & Light, Janice', 18],
    ['Pacaud, Jean-Michel', 6],
    ['Raines, Bret & Huber, Markus', 11],
    ['Other (24)', 41]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=163)',
    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);