function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anjana, M. & Rajmohana, K. & Saleem, U. K. A.', 4],
    ['Asadi-Farfar, Maryam & Karimpour, Younes & Lotfalizadeh, Hossein', 13],
    ['Awad, Jessica & Krogmann, Lars & Talamas, Elijah', 18],
    ['Buhl, Peter N. & Broad, Gavin R. & Notton, David G.', 264],
    ['Buhl, Peter N. & Notton, David G.', 141],
    ['Buhl, Peter Neerup', 54],
    ['Drake, Eugene F.', 1],
    ['Madl, Michael & H, Inostemma & F, Leptacis & L, Platygaster', 11],
    ['Matsuo, Kazunori & Fujii, Tomohisa & Tokuda, Makoto', 2],
    ['Notton, David G.', 17],
    ['Plecas, Milan & Zikic, Vladimir & Kocic, Korana', 3],
    ['Talamas, Elijah J. & Awad, Jessica & Tortorici, Francesco', 2],
    ['Talamas, Elijah J. & Buffington, Matthew', 5],
    ['Talamas, Elijah J. & Thompson, Joseph & Cutler, Amy', 2],
    ['Walker, Francis', 12],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=552)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);