function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['AugerK, Philippe & K, Denise Navia & MigeonK, Alain', 2],
    ['Banks, Nathan', 1],
    ['Chalil, Suada Poolayulla & Kunnathattil, Maneesha', 2],
    ['Naves, Pedro & Nóbrega, Filomena & Auger, Philippe', 1],
    ['Saito, Y. & Sato, Y. & Chittenden, A. R. & Lin, J. - Z.', 3],
    ['Saito, Yutaka & Sato, Yukie & Kongchuensin, Manita & Sahara, Ken', 1],
    ['Zhovnerchuk, Olga & Auger, Philippe', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=11)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 7, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);