function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahmad, J.', 5],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 7],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 11],
    ['Chin, T. - h.', 3],
    ['Curran, Stephen S. & Blend, Charles K. & Overstreet, Robin M.', 3],
    ['Johnston, S. J.', 3],
    ['Johnston, T. Harvey', 3],
    ['Long, S. & Wai, M. T.', 4],
    ['Looss, A.', 5],
    ['Nagaty, H. F. & Abdel Aal, Tahia M.', 6],
    ['Nybelin, O.', 4],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 8],
    ['Pigulewsky, S. W.', 8],
    ['Xue, Xiao-Feng & Song, Zi-Wei & Hong, Xiao-Yue', 9],
    ['Yamaguti, S.', 6],
    ['Other (105)', 146]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=231)',
    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);