function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ebert, David A. & White, William T. & Ho, Hsuan-Ching', 1],
    ['Elasmobranch, Its Implications For Global', 1],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 1],
    ['Laan, Richard Van Der & Eschmeyer, William N. & Fricke, Ronald', 1],
    ['McCulloch, Alan Riverstone', 1],
    ['Ramsay, E. P. & Ogilby, J. D.', 1],
    ['Smith, H. M.', 1],
    ['Straube, Nicolas & White, William T. & Ho, Hsuan-Ching', 2],
    ['Teng, H. - T.', 1],
    ['Whitley, Gilbert P.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=11)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);