function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Baker, William J. & Dransfield, John', 14],
    ['Bariche, Michel & Fricke, Ronald', 25],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 29],
    ['Edwards, A. J. & Gill, A. C. & Abohweyere, P. O.', 11],
    ['Fowler, Henry Weed', 5],
    ['Henderson, Andrew & Dung, Nguyen Quoc', 8],
    ['Houttuyn, M.', 6],
    ['Iwatsuki, Yukio & Heemstra, Phillip C.', 9],
    ['Linnaeus, Carolus', 25],
    ['Nurettin Meriç & Lütfiye Eryilmaz & Müfit Özulug', 22],
    ['Rafinesque, Constantine Samuel', 8],
    ['Siddiqui, Pirzada Jamal & Amir, Shabir Ali & Masroor, Rafaqat', 23],
    ['Smith, J. L. B.', 6],
    ['Walbaum, J. J.', 8],
    ['Yukio Iwatsuki & Kent E. Carpenter', 18],
    ['Other (82)', 123]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=340)',
    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);