function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Garces, Jhoana M. & Sartori, Michel & Freitag, Hendrik', 11],
    ['Kluge, Nikita', 6],
    ['Kluge, Nikita & Srinivasan, Pandiarajan & Sivaruban, T.', 9],
    ['Martynov, Alexander V. & Palatov, Dmitry M.', 2],
    ['Martynov, Alexander V. & Sivaruban, T. & Palatov, Dmitry M.', 4],
    ['Oliarinony, Ranalison & Elouard, Jean-Marc & Sartori, Michel', 1],
    ['Pereira-Da-Conceicoa, Lyndall L. & Barber-James, Helen M.', 2],
    ['Sartori, Michel & Peters, Janice G. & Hubbard, Michael D.', 19],
    ['Selvakumar, C. & Sivaramakrishnan, K. G. & Jacobus, Luke M.', 7],
    ['Srinivasan, Pandiarajan & Sivaruban, T. & Barathy, S.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=62)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);