function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 9],
    ['Beebe, W. & Crane, J.', 10],
    ['Bertelsen, E. & Krefft, G.', 9],
    ['Bradbury, Margaret G.', 12],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 64],
    ['Ho, Hsuan-Ching & Kawai, Toshio & Amaoka, Kunio', 22],
    ['Ho, Hsuan-Ching & Last, Peter R.', 10],
    ['Ho, Hsuan-Ching & Ma, Wen-Chun', 16],
    ['Laan, Richard Van Der & Eschmeyer, William N. & Fricke, Ronald', 18],
    ['Last, Peter R. & Gledhill Csiro, Daniel C.', 20],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 44],
    ['Mincarone, Michael Maia & Afonso, Gabriel Vinícius Felix', 28],
    ['Pietsch, Theodore W.', 13],
    ['Regan, C. T.', 16],
    ['Regan, C. T. & Trewavas, E.', 64],
    ['Other (141)', 317]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=672)',
    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);