function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annales de Parasitologie Humaine et Comparée', 2],
    ['Bulletin de la Société Zoologique de France', 1],
    ['Indian Journal of Parasitology', 1],
    ['Izvestiya Tikhookeanskogo Nauchno Issledovatel\'skogo Instituta Rybnogo Khozyaistva i Okeanografii (TINRO)', 1],
    ['Journal of Oceanography in Taiwan Strait', 1],
    ['Journal of Parasitology', 1],
    ['Keigaku Publishing Company', 1],
    ['Memórias do Instituto Oswaldo Cruz', 1],
    ['Revista Brasileira de Biologia', 1],
    ['Satyû Yamaguti', 1],
    ['Science Publications', 3],
    ['The American Midland Naturalist', 1],
    ['Transactions of the Royal Society of New Zealand', 1],
    ['Visnyk Kyyivs Koho Universytetu Seriya Biolohiyi', 1],
    ['ZooKeys', 1],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=19)',
    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);