function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amon, Diva J & Ziegler, Amanda F & Kremenetskaia, Antonina', 2],
    ['Bohn, Jens Michael', 2],
    ['Eléaume, Marc & Bohn, Jens-Michael & Roux, Michel', 4],
    ['Gondim, Anne Isabelley & Moura, Rafael Bendayan De', 5],
    ['Madeira, Patrícia & Kroh, Andreas & Cordeiro, Ricardo', 4],
    ['Mironov, Alexandr N.', 6],
    ['Mironov, Alexandr N. & Fujita, Toshihiko', 2],
    ['Mironov, Alexandr N. & Pawson, David L.', 4],
    ['Pacaud, Jean-Michel', 1],
    ['Roux, Michel & Eléaume, Marc & Améziane, Nadia', 6],
    ['Roux, Michel & Martinez, Alain & Vizcaïno, Daniel', 8],
    ['Roux, Michel & Philippe, Michel', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=46)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);