function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brown, Jason L. & Siu-Ting, Karen & May, Rudolf Von', 2],
    ['Brown, Jason L. & Twomey, Evan', 3],
    ['Costa-Campos, Carlos Eduardo & Lima, Albertina Pimentel', 1],
    ['Fouquet, Antoine & Vidal, Nicolas & Dewynter, Maël', 1],
    ['Llanqui, Irbin B. & Y. Salas, Cinthya & Oblitas, Melissa P.', 1],
    ['Lötters, Stefan & Schmitz, Andreas & Reichle, Steffen', 1],
    ['Schiesari, Luis & Rossa-Feres, Denise De Cerqueira', 1],
    ['Serrano-Rojas, Shirley J. & Whitworth, Andrew', 1],
    ['Twomey, Evan & Brown, Jason L.', 1],
    ['Vaz-Silva, Wilian & Maciel, Natan Medeiros', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=13)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);