function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anisyutkin, Leonid N.', 39],
    ['Bohn, Horst', 57],
    ['Guo, Mingxia & Xing, Lida & Wang, Bo & Zhang, Weiwei', 26],
    ['Gupta, Sunil Kumar & Chandra, Kailash', 241],
    ['Hollier, John & Marshall, Judith & Legendre, Frédéric', 30],
    ['Hopkins, Heidi', 49],
    ['Iglesias, Monica Sandra', 89],
    ['Josens, Guy & Deligne, Jean', 89],
    ['Lu, Wenhua & Valentine, Barry D. & Perez-Gelabert, Daniel E.', 25],
    ['Pellens, Roseli & Grandcolas, Philippe', 111],
    ['Qiu, Lu & Che, Yan-Li & Wang, Zong-Qing', 51],
    ['Qiu, Lu & Che, Yang-Li & Wang, Zong-Qing', 29],
    ['Roth, Louis M.', 29],
    ['VIDLIČKA, ĽUBOMÍR', 110],
    ['Walker, Francis', 260],
    ['Other (197)', 984]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=2219)',
    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);