function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Boxshall, Geoffrey A.', 1],
    ['El-Rashidy, Hoda & Boxshall, Geoffrey A.', 2],
    ['Lopes, Daniela A. & Gomes, Delir Correa & Knoff, Marcelo', 3],
    ['Luque, José L. & Tavares, Luiz E. R.', 1],
    ['Marques, Taísa M. & Clebsh, Luan & Córdova, Leslie', 1],
    ['Muriel-Hoyos, F. & Santana-Piñeros, A. M & Cruz-Quintana, Y.', 1],
    ['Narciso, Rodrigo B. & Perbiche-Neves, Gilmar', 1],
    ['Narciso, Rodrigo B. & Silva, Reinaldo José Da', 2],
    ['Nitta, Masato & Nagasawa, Kazuya', 1],
    ['Ramdane, Zouhir & Trilles, Jean-Paul', 1],
    ['Rosim, Daniele F. & Boxshall, Geoffrey A. & Ceccarelli, Paulo S.', 1],
    ['Suárez-Morales, Eduardo & Santana-Piñeros, A. M', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=17)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);