function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Allain, Ronan & Vullo, Romain & Rozada, Lee & Anquetin, Jérémy', 1],
    ['Cifelli, Richard L. Dr. & Davis, Brian M. & Sames, Benjamin', 1],
    ['Cifelli, Richard L. Dr. & Lipka, Thomas R. & Schaff, Charles R.', 2],
    ['Lambe L. M.', 2],
    ['Martin, Thomas & Averianov, Alexander O. & Jäger, Kai R. K.', 2],
    ['Matthew, W. D. & Granger, W.', 2],
    ['Owen, Richard', 3],
    ['Prasad, Guntupalli V. R. & Manhas, Brijesh K.', 4],
    ['ROUGIER, G. W. & NOVACEK, M. J. & McKENNA, M. C. & WIBLE, J. R.', 2],
    ['ROUGIER, GUILLERMO W. & GARRIDO, ALBERTO & GAETANO, LEANDRO', 1],
    ['Sahni, Ashok', 13],
    ['Trofimov, Boris', 2],
    ['Williamson, Thomas E. & Brusatte, Stephen L. & Secord, Ross', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=39)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);