function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amini, Sudabe & Nozari, Jamasb & Mandelshtam, Michail Yu.', 1],
    ['Arzanov, Yu. G. & Martynov, V. V. & Nikulina, T. V.', 1],
    ['Atkinson, Thomas H.', 2],
    ['Atkinson, Thomas H. & Flechtmann, Carlos A. H.', 11],
    ['Beaver, R. A. & Liu, L. Y.', 10],
    ['Beaver, Roger A. & Ghahari, Hassan & Sanguansub, Sunisa', 3],
    ['Beaver, Roger A. & Smith, Sarah M.', 1],
    ['Beeson, C. F. C.', 1],
    ['Blandford, Walter F. H.', 1],
    ['Bright, Donald E.', 2],
    ['Bustillo, Alex', 1],
    ['Córdoba, Silvia P. & Atkinson, Thomas H. & Mendoza, Eduardo A.', 4],
    ['Fornazier, M. J. & Martins, D. S. & Fanton, C. J.', 1],
    ['Johnson, Andrew J. & Hulcr, Jiri & Knížek, Miloš', 3],
    ['Rabaglia, Robert J. & Beaver, Roger A. & Johnson, Andrew J.', 5],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=52)',
    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);