function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Allen, Gerald R. Dr. & Randall, John Ernest Dr.', 4],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 3],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 2],
    ['Fowler, Henry Weed', 1],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 1],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 1],
    ['Lubbock, Roger & Allen, Gerald R. Dr.', 1],
    ['Matsuura, Keiichi', 1],
    ['Patankar, Vardhan & Paranjape, Akhila & Tyabji, Zoya', 4],
    ['Peter Wirtz & Carlos Eduardo L. Ferreira & Sergio R. Floeter', 1],
    ['Pietschmann, V.', 1],
    ['Randall, John Ernest Dr. & Cea-Egaña, Alfredo', 1],
    ['Williams, Jeffrey T. & Delrieu-Trottin, Erwan & Planes, Serge', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=22)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);