function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['American Museum Novitates', 2],
    ['Annales de la Société Entomologique de France, Séries 1 - 6', 4],
    ['Annali del Museo Civico di Storia Naturale di Genova', 2],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 15],
    ['Annals of the Natal Museum', 2],
    ['Annals of the South African Museum', 13],
    ['Archiv für Naturgeschichte', 12],
    ['E. Arnold', 2],
    ['Ezhegodnik Zoologicheskogo muzeia', 7],
    ['Imprimerie Nationale', 2],
    ['Memoires de l\'Institut Français d\'Afrique Noire', 2],
    ['Mitteilungen aus dem Naturhistorischen Museum in Hamburg', 10],
    ['Redia', 2],
    ['Videnskabelige Meddelelser fra Danske Naturhistorisk Forening i Kjøbenhavn', 2],
    ['Zootaxa', 18],
    ['Other (15)', 15]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=110)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerSource', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerSource'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerSource);