function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Araujo, Rodrigo De Oliveira & Vivallo, Felipe', 5],
    ['Buhl, Peter N. & Broad, Gavin R. & Notton, David G.', 4],
    ['Dozier, Herbert L.', 1],
    ['Haliday, Alexander Henry', 1],
    ['Kamalanathan, Veenakumari & Mohanraj, Prashanth & Samuel, D. K.', 39],
    ['Madl, Michael', 1],
    ['Margaría, C. B. & Loiácono, M. S. & Gonzaga, M. O.', 4],
    ['Margaría, Cecilia B. & Loiácono, Marta S. & Gonzaga, Marcelo O.', 2],
    ['Pierce, W. Dwight', 1],
    ['Pintureau, B. & al-Nabhan, M.', 2],
    ['Stevens, N. B. & Austin, A. D.', 21],
    ['Stevens, Nicholas B. & Austin, Andrew D.', 21],
    ['Verheyde, Fons & Jacobs, JEffrEY & Dekoninck, WOUTEr', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=103)',
    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);