function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anisyutkin, Leonid N. & Anichkin, Alexandr E.', 6],
    ['Anisyutkin, Leonid N. & Telnov, Dmitry', 7],
    ['Djernaes, Marie & Murienne, Jerome', 3],
    ['Gupta, Sunil Kumar & Chandra, Kailash', 31],
    ['Iglesias, Monica Sandra', 5],
    ['Linnaeus, Carolus', 11],
    ['Lu, Wenhua & Valentine, Barry D. & Perez-Gelabert, Daniel E.', 4],
    ['Lucañas, Cristian C.', 4],
    ['Luo, Xin-Xing & Deng, Wen-Bo & Che, Yan-Li & Wang, Zong-Qing', 6],
    ['Mackerras, M. Josephine', 8],
    ['Pellens, Roseli & Grandcolas, Philippe', 5],
    ['Swezey, O. H.', 5],
    ['Tepper, Johann Gottlieb Otto', 6],
    ['VIDLIČKA, ĽUBOMÍR', 8],
    ['Walker, Francis', 132],
    ['Other (21)', 33]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=274)',
    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);