function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andrade, Tamires de O. & Ramos, Kelli S. & Onody, Helena C.', 3],
    ['Bartholomay, Pedro R. & Williams, Kevin A. & Cambra, Roberto A.', 34],
    ['Bartholomay, Pedro R. & Williams, Kevin A. & Lopez, Vinicius M.', 4],
    ['Bartholomay, Pedro R. & Williams, Kevin A. & Luz, David R.', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=48)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 4, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);