function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ancey, C. F.', 5],
    ['Barker, Gary M.', 1],
    ['Bichain, Jean-Michel & Ryelandt, Julien & Umbrecht, Kevin', 1],
    ['Breure, Abraham S. H. & Ablett, Jonathan D.', 4],
    ['Breure, Abraham S. H. & Tardy, Emmanuel', 2],
    ['Dedov, Ivailo & Antonova, Vera', 2],
    ['Draparnaud, Jacques Philippe Raymond', 1],
    ['Emberton, Kenneth C. & Griffiths, Owen L.', 1],
    ['Falniowski, Andrzej & Lewarne, Brian & Rysiewska, Aleksandra', 1],
    ['Frank, Christa', 5],
    ['Inkhavilay, Khamla & Sutcharit, Chirasak & Bantaowong, Ueangfa', 1],
    ['Maroulis, Leonidas & Vardinoyannis, Katerina & Karakasi, Danae', 1],
    ['Marzuki, Mohammad Effendi bin & Liew, Thor-Seng', 1],
    ['Muratov, Igor V.', 4],
    ['Perez, Kathryn E. & Martinez Cruz, Marco A. & Steury, Brent W.', 3],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=40)',
    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);