function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Moura, Mariana Neves & Cardoso, Danon Clemes', 1],
    ['RAMOS, KELLI S. & KAWADA, RICARDO & BRANDÃO, CARLOS ROBERTO F.', 8],
    ['Roubik, David W. & de Camargo, João Maria Franco', 2],
    ['Rozen, Jerome G. & Almeida, Eduardo A. B. & Smith, Corey Shepard', 1],
    ['Rozen, Jerome G. & Jr. & Quezada-Euán, J. Javier G.', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=14)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 5, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);