function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Zootaxonomica Sinica', 1],
    ['Anales de la Escuela Nacional de Ciencias Biologicas', 2],
    ['Breviora', 1],
    ['Bronner', 1],
    ['Bulletin des Travaux Publiés par la Station d’Aquiculture et de Pêche de Castiglione', 1],
    ['Bulletin du Muséum National d’Histoire Naturelle, Série 2', 1],
    ['Bulletin of the United States Fish Commission', 1],
    ['European Journal of Taxonomy', 4],
    ['Fish. Mar. Biol. Surv., Union S. Afr. Rep. no. 3, for 1922', 1],
    ['Journal of the Washington Academy of Sciences', 1],
    ['Memoirs of the Indian Museum', 2],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 2],
    ['Records of the Australian Museum', 3],
    ['Voprosy Ikhtiologii', 2],
    ['Zootaxa', 13],
    ['Other (11)', 11]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=47)',
    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);