function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brook, Fred J. & Ablett, Jonathan D.', 4],
    ['Brook, Fred J. & Kennedy, Martyn & King, Tania M.', 16],
    ['Climo, Francis Martin', 4],
    ['Goulstone, James Frederick', 4],
    ['Hausdorf, Bernhard', 4],
    ['Herbert, David G.', 24],
    ['Holcroft, Lorelle', 4],
    ['Marshall, Bruce Anders & Barker, Gary M.', 38],
    ['Marzuki, Mohammad Effendi bin & Liew, Thor-Seng', 4],
    ['Miquel, Sergio E. & Barker, Gary M.', 3],
    ['Phung, Chee-Chean & Yu, Fred Tuh Yit & Liew, Thor-Seng', 3],
    ['Pugh, Philip J. A. & Scott, Bronwen', 13],
    ['Shea, M. & Colgan, D. J. & Stanisic, J.', 38],
    ['Slapcinsky, John', 10],
    ['Vermeulen, Jaap J. & Liew, Thor-Seng & Schilthuizen, Menno', 12],
    ['Other (17)', 21]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=202)',
    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);