function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bulletin of the United States Bureau of Fisheries', 1],
    ['Contr. Biol. Lab. Sci. Soc. China, Zool. Ser.', 1],
    ['Contributions to Canadian Biology and Fisheries', 2],
    ['Copeia', 1],
    ['Cybium', 4],
    ['Ezhegodnik Zoologicheskogo Muzeya Imperatorskogo Akademii Nauk', 2],
    ['Issled. Morei SSSR, Leningrad', 1],
    ['Japanese Journal of Ichthyology', 6],
    ['Mélanges Biologiques Tirés du Bulletin de l\'Académie Impériale des Sciences de St. Pétersbourg', 3],
    ['Papers of the Michigan Academy of Science Arts and Letters', 2],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 3],
    ['Proceedings of the American Philosophical Society', 3],
    ['Proceedings of the United States National Museum, 3', 16],
    ['Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften, Mathematisch-Naturwissenschaften Classe', 2],
    ['Zootaxa', 37],
    ['Other (18)', 18]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=102)',
    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);