function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Zootaxonomica Sinica', 2],
    ['Anales de la Escuela Nacional de Ciencias Biologicas', 1],
    ['Annale van die Suid-Afrikaanse Museum [Annals of the South African Museum]', 1],
    ['Anzeiger', 1],
    ['Boletin de la Sociedad Zoologica del Uruguay', 1],
    ['Bulletin de la Société Philomathique de Paris, Série 7', 18],
    ['Bulletin du Muséum National d’Histoire Naturelle, Série 4, Section A, Zoologie, Biologie et Écologie d’Animal', 1],
    ['Bulletin of the American Museum of Natural History', 1],
    ['Bulletin of the United States National Museum', 2],
    ['Chanticleer Press. Doubleday & Company, Inc.', 1],
    ['Cybium', 2],
    ['Mem. Inst. Rech. Sci. Madagascar, F', 2],
    ['The Journal of the College of Science, Imperial University of Tokyo', 2],
    ['United States Fish & Wildlife Service Fishery Bulletin', 2],
    ['Zootaxa', 11],
    ['Other (12)', 12]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=60)',
    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);