function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahyong, Shane T.', 219],
    ['Anker, Arthur', 188],
    ['Baba, Keiji', 167],
    ['Baba, Keiji & Macpherson, Enrique & Poore, Gary C. B.', 449],
    ['Castro, Peter', 592],
    ['Coelho, Petrônio Alves & Almeida, Alexandre Oliveira De', 269],
    ['Gerken, Sarah', 311],
    ['Just, Jean', 187],
    ['Lowry, J. K. & Stoddart, H. E.', 198],
    ['Macpherson, Enrique & Robainas-Barcia, Aymee', 156],
    ['Mantelatto, Fernando L. & Tamburus, Ana Francisca', 167],
    ['Petrescu, Iorgu', 161],
    ['Thacker, Dimple & Patel, Krupal & Myers, Alan', 322],
    ['Wicksten, Mary K.', 408],
    ['Zeidler, Wolfgang', 318],
    ['Other (3027)', 21843]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=25955)',
    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);