function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 4],
    ['Bariche, Michel & Fricke, Ronald', 7],
    ['Bleeker, Pieter', 3],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 16],
    ['Chabanaud, P.', 21],
    ['De Vis, Charles Walter', 2],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 6],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 4],
    ['Kaup, Johann Jakob', 4],
    ['Macleay, William John', 3],
    ['Munroe, Thomas A. & Menke, S. B.', 3],
    ['Nurettin Meriç & Lütfiye Eryilmaz & Müfit Özulug', 7],
    ['Randall, John Ernest Dr. & Bogorodsky, Sergey V. & Mal, Ahmad O.', 4],
    ['Whitley, Gilbert P.', 3],
    ['Yennawar, Prasanna & Mohapatra, Anil & Tudu, Prasad Chandra', 3],
    ['Other (48)', 58]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=148)',
    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);