function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arai, Hisao P. & Smith, John W.', 16],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 1],
    ['Candèze, Ernest', 2],
    ['Costa, Cleide', 1],
    ['Drago, Fabiana B. & Núñez, Verónica & Díaz, Mariano Dueñas', 9],
    ['Garrido-Olvera, Lorena & García-Prieto, Luis', 3],
    ['Hernández-Orts, Jesús S. & Viola, M. Natalia Paso', 18],
    ['Lopes, Daniela A. & Gomes, Delir Correa & Knoff, Marcelo', 5],
    ['Lunaschi, Lia I. & Álvarez, Victor Hugo Merlo', 2],
    ['Luque, José L. & Aguiar, Julio C. & Vieira, Fabiano M.', 2],
    ['Luque, José L. & Muniz-Pereira, Luís C. & Siciliano, Salvatore', 6],
    ['Muniz-Pereira, Luís C. & Vieira, Fabiano M. & Luque, José L.', 7],
    ['Nagasawa, K. & Moravec, F.', 2],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 3],
    ['Xue, Xiao-Feng & Song, Zi-Wei & Hong, Xiao-Yue', 2],
    ['Other (11)', 11]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=90)',
    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);