function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 11],
    ['Baer, J. G.', 1],
    ['Capron, A. & Deblock, S. & Brygoo, E. R.', 2],
    ['Dollfus, R. P.', 2],
    ['Fischthal, Jacob H. & Kuntz, Robert E', 3],
    ['Johnston, S. J.', 2],
    ['Kaw, B. L.', 2],
    ['Klein, Walter', 2],
    ['Macy, Ralph W.', 2],
    ['Manter, Harold W. & Pritchard, M. H.', 2],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 3],
    ['Travassos, L.', 5],
    ['Tubangui, Marcos A.', 3],
    ['Xue, Xiao-Feng & Song, Zi-Wei & Hong, Xiao-Yue', 4],
    ['Yamaguti, S.', 4],
    ['Other (20)', 20]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=68)',
    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);