function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['De Jesus-Bonilla, Vladimir Salvador & Nunes, Juliano F.', 7],
    ['De Jesús-Bonilla, Vladimir Salvador & Nunes, Juliano F.', 5],
    ['Gutierrez-Arellano, Daniela & Gutierrez-Arellano, Claudia Renata', 4],
    ['Lopez-Estrada, E. Karen & Briceno, G. Rosa & Smith, M. Alex', 7],
    ['Rodriguez-Jimenez, Andrea & Sarmiento, Carlos E.', 25],
    ['Zaldívar-Riverón, Alejandro', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=56)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 6, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);