function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Cóndor-Luján, Báslavi & Arteaga, Alvaro & Polo, Christian', 15],
    ['Diaz, Maria Cristina & Nuttall, Marissa & Pomponi, Shirley A.', 3],
    ['Hajdu, Eduardo & Desqueyroux-Faúndez, Ruth', 2],
    ['Kelly, Michelle & Rowden, Ashley A.', 5],
    ['Kim, Young A & Sim, Chung Ja', 6],
    ['Lage, Anaíra & Carvalho, Mariana De S. & Menegola, Carla', 2],
    ['McCormack, Grace P. & Kelly, Michelle', 2],
    ['Morozov, Grigori & Sabirov, Rushan & Zimina, Olga', 4],
    ['Morozov, Grigori & Strelkova, Natalya Anisimova & Zimina, Olga', 8],
    ['Santos, George Garcia & Nascimento, Elielton & Pinheiro, Ulisses', 4],
    ['Sim-Smith, Carina & Hickman, Cleveland & Kelly, Michelle', 2],
    ['Topsent, Émile', 6],
    ['Turner, Thomas L. & Rouse, Greg W. & Weigel, Brooke L.', 11],
    ['Ugalde, Diana & Fernandez, Julio C. C. & Gómez, Patricia', 5],
    ['Van Soest, Rob W. M.', 24],
    ['Other (6)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=106)',
    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);