function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aguiar, Aline & Morais, Drausio Honorio', 3],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 4],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 16],
    ['Fischthal, Jacob H. & Kuntz, Robert E', 2],
    ['Johnston, S. J.', 4],
    ['Karar, Yasser F. M. & Blend, Charles K. & Dronen, Norman O.', 19],
    ['León-Règagnon, Virginia & Topan, Janet', 4],
    ['Looss, A.', 2],
    ['Lopes, Daniela A. & Mainenti, Adriana & Knoff, Marcelo', 2],
    ['Lunaschi, Lía I. & Drago, Fabiana B.', 3],
    ['MacCallum, G. A.', 2],
    ['Moravec, František & Sey, Otto', 3],
    ['Nicoll, W.', 3],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 7],
    ['Wang, P. - q.', 4],
    ['Other (24)', 26]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=104)',
    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);