function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Academic Press of Japan', 1],
    ['Akademiia Nauk SSSR, Trudy P. P. Shirshov Instytut Okeanologii', 1],
    ['Annals and Magazine of Natural History', 8],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 12],
    ['Biodiversity Data Journal', 6],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College', 1],
    ['Bulletin of the United States National Museum', 1],
    ['Cybium', 1],
    ['Denkschriften der Kaiserlichen Akademie der Wissenschaften, Wien', 1],
    ['Det Trondhiemske Selskabs Skrifter', 1],
    ['European Journal of Taxonomy', 15],
    ['Masson', 2],
    ['Megataxa', 14],
    ['Proceedings of the California Academy of Sciences, Series 4', 3],
    ['Zootaxa', 19],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=93)',
    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);