function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barlow, Bryan Alwyn', 4],
    ['Caires, Claudenir Simões & Dettke, Greta Aline', 1],
    ['Callmander, M. W. & I. Luino & S. Da-Giau & C. Rakotovao', 4],
    ['Clarke, Robin & Zamalloa, Sonia', 1],
    ['Claudenir Simões Caires & Carolyn E. B. Proença', 2],
    ['Danser, Benedictus Hubertus', 2],
    ['Darshetkar, Ashwini M. & Nadaf, Altafhusain B.', 1],
    ['Dettke, Greta Aline & Waechter, Jorge Luiz', 1],
    ['Jarvis, Charlie', 10],
    ['Linnaeus, Carolus', 2],
    ['Maia, Valéria Cid & Mascarenhas, Bernardo', 1],
    ['Maldonado-Borja, Maria Guadalupe & Cerros-Tlatilpa, Rosa', 1],
    ['Murillo-Serna, Jhon S. & Roldán-Palacio, Francisco J.', 2],
    ['Nacoulma, Blandine M. I. & Schmidt, Marco & Hahn, Karen', 3],
    ['Zhou, Ya-Dong & Mwachala, Geoffrey & Hu, Guang-Wan', 11],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=51)',
    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);