function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barros, Avyla R. A. & Castilho, Raphael C.', 42],
    ['De Moraes, Gilberto J. & Britto, Erika P. J.', 3],
    ['LIU, DONG & YI, TIAN-CI & XU, YUN & ZHANG, ZHI-QIANG', 2],
    ['Lin, Jian-Zhen', 2],
    ['Nemati, Alireza & Riahi, Elham & Khalili-Moghadam, Arsalan', 1],
    ['Santos, Jandir C. & Martins, João P. I. & Britto, Erika P. J.', 4],
    ['Santos, Jandir C. & Mineiro, Jeferson L. de C.', 2],
    ['Yan, Yi & Jin, Dao-Chao & Guo, Xian-Guo & Guo, Jian-Jun', 2],
    ['Yan, Yi & Jin, Dao-Chao & Wu, Dian & Guo, Jian-Jun', 32]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=90)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 9, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);