function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Braicovich, Paola E. & Etchegoin, Jorge A. & Timi, Juan T.', 1],
    ['Brooks, Xena & Cribb, Thomas H. & Yong, Russell Q. Y.', 1],
    ['Bullard, Stephen A.', 2],
    ['Bullard, Stephen A. & Baker, Tiffany & de Buron, Isaure', 1],
    ['Cribb, Thomas H. & Daintith, Martin & Munday, Barry', 1],
    ['Curran, Stephen S. & Overstreet, Robin M.', 2],
    ['Holzer, A. S. & Montero, F. E. & Repullés, A.', 1],
    ['Knoff, Marcelo & Amato, J. F. R', 1],
    ['Lebedev, B. I. & Mamaev, Y. L.', 2],
    ['Lopes, Daniela A. & Mainenti, Adriana & Knoff, Marcelo', 1],
    ['Lunaschi, Lia I. & Álvarez, Victor Hugo Merlo', 1],
    ['Manter, Harold W.', 2],
    ['Nolan, Matthew J. & Cribb, Thomas H.', 10],
    ['Nolan, Matthew J. & Miller, Terrence L. & Cutmore, Scott C.', 2],
    ['Yamaguti, S.', 3],
    ['Other (4)', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=35)',
    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);