function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bleeker, Pieter', 2],
    ['Dingerkus, G. & DeFino, T. C.', 2],
    ['Duméril, Auguste Henri André', 1],
    ['Ebert, David A. & White, William T. & Ho, Hsuan-Ching', 2],
    ['Fernando, Daniel & Bown, Rosalind M. K. & Tanna, Akshay', 1],
    ['Fowler, Henry Weed', 1],
    ['Fricke, Ronald & Allen, Gerald R. & Andréfouët, Serge', 1],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 2],
    ['Günther, Albert Charles Lewis Gotthilf', 1],
    ['Haque, Alifa Bintha & White, William T. & Cavanagh, Rachel D.', 1],
    ['Kharin, V. E.', 1],
    ['Müller, J. & Henle, F. G. J.', 2],
    ['Straube, Nicolas & White, William T. & Ho, Hsuan-Ching', 3],
    ['White, William T. & Ko’Ou, Alfred', 7],
    ['Whitley, Gilbert P.', 2],
    ['Other (5)', 5]
  ]);
  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);