function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annales historico-naturales Musei nationalis hungarici', 114],
    ['Annals and Magazine of Natural History', 27],
    ['Biodiversity Data Journal', 414],
    ['Buletinul ºtiinþific al Muzeului Naþional de Etnografie ºi Istorie Naturalã a Moldovei', 32],
    ['European Journal of Taxonomy', 30],
    ['Folia Parasitologica', 29],
    ['Journal of Natural History', 34],
    ['Mededelingen Landbouwhogeschool Wageningen', 56],
    ['Pakistan Journal of Nematology', 171],
    ['Revue suisse de Zoologie', 50],
    ['ZooKeys', 132],
    ['Zoologischen Anzeiger', 49],
    ['Zoologischer Anzeiger', 59],
    ['Zoosystema', 28],
    ['Zootaxa', 1383],
    ['Other (37)', 169]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=2777)',
    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);