function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['American Museum Novitates', 1],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 2],
    ['Australian Journal of Zoology', 2],
    ['Bulletin Scientifique de Bourgogne', 2],
    ['Bulletin of the Institute of Jamaica, Science Series', 6],
    ['Bulletin of the Raffles Museum', 2],
    ['Invertebrate systematics', 5],
    ['Memoirs of Museum Victoria', 2],
    ['Mémoires du Muséum National d’Histoire Naturelle', 6],
    ['Records of the Western Australian Museum', 2],
    ['Revue suisse de zoologie', 2],
    ['Texas Memorial Museum, Speleological Monographs', 5],
    ['ZooKeys', 12],
    ['Zoologischer Anzeiger', 2],
    ['Zootaxa', 34],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=94)',
    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);