function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bentham, George', 1],
    ['Borges, Leonardo Maurici & Simon, Marcelo Fragomeni', 2],
    ['Bruneau, Anne & de Queiroz, Luciano Paganucci', 1],
    ['Callmander, Martin W. & Durbin, Olivier D. & Lack, Hans-Walter', 2],
    ['DeFilipps, Robert A. & Krupnick, Gary A.', 1],
    ['Do Nascimento, Janaína Gelma A. & Rocha, Lamarck', 4],
    ['Gomes, Aureliana Santos & Rodrigues, Erimágna De Morais', 4],
    ['Jarvis, Charlie', 8],
    ['Linnaeus, Carolus', 39],
    ['Margoth Atahuachi & M. Leontien Van Der Bent & John R. I. Wood', 64],
    ['Miller, Joseph T. & Seigler, David', 2],
    ['Morales, Matias & Fortunato, Renee H.', 2],
    ['Morales, Matías & Fortunato, Renée H.', 9],
    ['Rauber, Cristiane Ritter & Lima, Laura Cristina Pires', 4],
    ['Silva, Lucas & Thomaz, Luciana Dias & Dutra, Valquíria Ferreira', 4],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=156)',
    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);