function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Medicinae Okayama', 3],
    ['Acta Zoologica Sinica', 2],
    ['Agricultural Research Council, Government of Pakistan', 4],
    ['Allan Hancock Pacific Expeditions', 2],
    ['Anales del Instituto de Biologia Universidad de Mexico', 2],
    ['Journal of Fujian Teachers University (Natural Science)', 3],
    ['Journal of Oceanography in Taiwan Strait', 2],
    ['Journal of Parasitology', 2],
    ['Keigaku Publishing Company', 16],
    ['Parasitology', 2],
    ['Parazitologiya', 2],
    ['Transactions of the Biogeographical Society of Japan', 3],
    ['Transactions of the Royal Society of New Zealand', 3],
    ['Zoologica Scripta', 3],
    ['Zoologischer Anzeiger', 4],
    ['Other (27)', 32]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=85)',
    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);