function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Scientarium Naturalium Universitatis Nan Kaiensis', 9],
    ['Acta Zootaxonomica Sinica', 5],
    ['Biologiya Morya, Kiev', 9],
    ['Ekologiya Morya', 8],
    ['Japanese Journal of Zoology', 36],
    ['Journal of Parasitology', 6],
    ['Keigaku Publishing Company', 67],
    ['Pacific Science', 6],
    ['Parazitologiya', 13],
    ['Rivista di Parassitologia', 8],
    ['Studia Marina Sinica', 4],
    ['Systematic Parasitology', 11],
    ['Zeitschrift fuer die Gesamte Naturwissenschaft', 5],
    ['Zoologica Scripta', 5],
    ['Zoologicheskii Zhurnal', 8],
    ['Other (61)', 81]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=281)',
    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);