function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barr, Benjamin P. & Chapple, David G. & Hitchmough, Rodney A.', 1],
    ['Bell, Trent P & Patterson, Geoff B', 1],
    ['Chapple, David G. & Bell, Trent P. & Chapple, Stephanie N. J.', 6],
    ['Chapple, David G. & Patterson, Geoff B.', 1],
    ['Jewell, Tony R.', 3],
    ['Knox, Carey & Chapple, David G. & Bell, Trent', 1],
    ['Melzer, Sabine & Bell, Trent & Patterson, Geoff B.', 4],
    ['Melzer, Sabine & Hitchmough, Rod A. & Bell, Trent', 6],
    ['Patterson, Geoff B & Bell, Trent P', 2],
    ['Patterson, Geoff B.', 1],
    ['Patterson, Geoff B. & Hitchmough, Rod A. & Chapple, David G.', 4],
    ['Patterson, Geoff B. & Hitchmough, Rodney A.', 1],
    ['Whitaker, Tony & Chapple, David G. & Hitchmough, Rodney A.', 1],
    ['Worthy, Trevor H.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=33)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);