function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bariche, Michel & Fricke, Ronald', 6],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 8],
    ['Edwards, A. J. & Gill, A. C. & Abohweyere, P. O.', 2],
    ['Fowler, Henry Weed', 6],
    ['Gilchrist, J. D. F. & Thompson, W. Wardlaw', 2],
    ['Golani, Daniel', 2],
    ['Gomon, Martin F. & Kawai, Toshio', 5],
    ['Gomon, Martin F. & Psomadakis, Peter N.', 4],
    ['Last, Peter R. & Richards, William J.', 3],
    ['Linnaeus, Carolus', 9],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 8],
    ['Matsubara, K. & Hiyama, J.', 5],
    ['Nurettin Meriç & Lütfiye Eryilmaz & Müfit Özulug', 7],
    ['Richards, William J. & Yato, Takuji', 17],
    ['Whitley, Gilbert P.', 3],
    ['Other (48)', 52]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=139)',
    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);