function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bruce, A. J.', 152],
    ['Cai, Y. & Naiyanetr, P. & Ng, P. K. L.', 25],
    ['Ferreira, Rodrigo Simões & Vieira, Rony Roberto Ramos', 20],
    ['Fransen, Charles H. J. M.', 64],
    ['Hanamura, Yukio & Imai, Hideyuki & Lasasimma, Oulaytham', 14],
    ['Holthuis, Lipke Bijdeley', 16],
    ['Li, Xinzheng', 31],
    ['Li, Xinzheng & Bruce, Alexander J.', 114],
    ['Li, Xinzheng & Cleva, Régis & Poupin, Joseph', 27],
    ['Mantelatto, Fernando L. & Al, Et', 15],
    ['Marin, Ivan', 53],
    ['Okuno, J. & Bruce, A. J.', 21],
    ['Valencia, Diego M. & Campos, Martha R.', 23],
    ['Vieira, Inacia Maria & Silva, Luiz Maurício Abdon', 13],
    ['Vieira, Rony R. R. & Ferreira, Rodrigo S. & D’Incao, Fernando', 37],
    ['Other (152)', 397]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1022)',
    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);