function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aballay, Fernando H. & Chani-Posse, Mariana R.', 3],
    ['Assing, V.', 67],
    ['Assing, Volker', 78],
    ['Buss, Bruna Caroline & Caron, Edilson', 11],
    ['Caron, Edilson & Moussallem, Marcelo & Bortoluzzi, Sidnei', 10],
    ['Kapp, A.', 8],
    ['Klimaszewski, Jan & Chandler, Donald S. & Davies, Anthony', 25],
    ['Klimaszewski, Jan & Crosby, Trevor Keith', 4],
    ['Klimaszewski, Jan & Larson, David J. & Labrecque, Myriam', 6],
    ['Klimaszewski, Jan & Webster, Reginald P. & Brunke, Adam', 6],
    ['Navarrete-Heredia, José Luis & Gómez-Rodríguez, Cecilia', 6],
    ['Pace, Roberto', 33],
    ['Park, Jong-Seok & Ahn, Kee-Jeong', 5],
    ['Samin, N. & Zhou, H. & Sakenin, H. & Imani, S. & Rastegar, J.', 4],
    ['Yamamoto, Shûhei & Maruyama, Munetoshi', 23],
    ['Other (29)', 50]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=339)',
    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);