function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Armitage, Brian J. & Aguirre, Yusseff & Ríos González, Tomás A.', 3],
    ['Cavalcante-Silva, Amanda & Pereira, Rafael', 11],
    ['Desidério, Gleison Robson & Barcelos-Silva, Patrik', 3],
    ['Dumas, Leandro Lourenço & Nessimian, Jorge Luiz', 9],
    ['Holzenthal, Ralph W. & Blahnik, Roger J. & Calor, Adolfo R.', 3],
    ['Johanson, Kjell A. & Pham, Hong-Thai', 3],
    ['Johanson, Kjell Arne', 22],
    ['Johanson, Kjell Arne & Holzenthal, Ralph W.', 37],
    ['Johanson, Kjell Arne & Malm, Tobias', 12],
    ['Johanson, Kjell Arne & Oláh, János', 5],
    ['Malicky, H.', 4],
    ['Neto, Pedro Bonfá & Vilarino, Albane & Salles, Frederico F.', 8],
    ['Paprocki, Henrique & Franca, Diogo', 42],
    ['Takiya, Daniela Maeda & Santos, Allan Paulo Moreira', 6],
    ['Waringer, Johann & Malicky, Hans & Živić, Ivana', 6],
    ['Other (16)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=199)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);