function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['HUBER, BERNHARD A.', 5],
    ['Huber, Bernhard A.', 56],
    ['Huber, Bernhard A. & Colmenares, Pío A. & Ramirez, Martin J.', 3],
    ['Huber, Bernhard A. & Villarreal, Osvaldo', 4],
    ['Machado, Éwerton O. & Brescovit, Antonio D.', 3],
    ['Machado, Éwerton O. & Laborda, Álvaro & Simó, Miguel', 3],
    ['Machado, Éwerton O. & Yamamoto, Flávio U.', 2],
    ['Paredes-Munguia, Williams & Teixeira, Renato Augusto', 1],
    ['Stefani, Vanessa & Garcia, Kamila & Vecchia, Carliane', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=78)',
    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);