function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 1],
    ['Bariche, Michel & Fricke, Ronald', 1],
    ['Bañon, Rafael & Arronte, Juan Carlos', 1],
    ['Beebe, W.', 1],
    ['Blache, J.', 1],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 7],
    ['Gilchrist, J. D. F. & von Bonde, C.', 1],
    ['Golani, Daniel & Fricke, Ronald', 1],
    ['Goode, G. B. & Bean, T. H.', 1],
    ['Goren, Menachem & Galil, Bella S.', 2],
    ['Grey, M.', 1],
    ['Hutton, F. W.', 1],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 5],
    ['McCulloch, Alan Riverstone', 2],
    ['Mukhacheva, V. A.', 2],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=34)',
    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);