function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brook, George', 1],
    ['Brugler, Mercer R. & Opresko, Dennis M. & France, Scott C.', 1],
    ['Fassbender, Nico & Stefanoudis, Paris V', 1],
    ['Lima, Manuela M. & Cordeiro, Ralf T. S. & Perez, Carlos D.', 14],
    ['Loiola, Livia L. & Castro, Clovis B.', 8],
    ['Opresko, Dennis M.', 4],
    ['Pérez, C. D. & Costa, D. L. & Opresko, D. M.', 1],
    ['Terrana, Lucas & Bo, Marzia & Opresko, Dennis M.', 10],
    ['Wagner, Daniel & Shuler, Andrew', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=44)',
    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);