function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Assis, Clodoaldo Lopes & Lacerda, João Victor A.', 1],
    ['Barata, Izabela M. & Santos, Marcus T. T. & Leite, Felipe S. F.', 1],
    ['Brandão, Reuber Albuquerque & Caramaschi, Ulisses', 3],
    ['Caramaschi, Ulisses & Napoli, Marcelo Felgueiras', 3],
    ['Caramaschi, Ulisses & Pombal Jr, José P.', 14],
    ['Charrier, Andrés & Correa, Claudio & Castro, Camila', 1],
    ['Colaço, Gustavo & Batista, Marcelo & Limp, Gabriel', 1],
    ['Correa, Claudio & Duran, Felipe', 11],
    ['Cruz, Carlos Alberto Gonçalves & Napoli, Marcelo Felgueiras', 1],
    ['Cuevas, César C.', 1],
    ['Dias, Pedro Henrique Dos Santos', 1],
    ['Dias, Pedro Henrique Dos Santos & Amaro, Renata Cecília', 3],
    ['Dorigo, Thiago Arnt & Vrcibradic, Davor', 1],
    ['Felipe Sá Fortes Leite & Tiago Leite Pezzuti & Pedro Lage Viana', 1],
    ['Martins, Lucas Borges & Giaretta, Ariovaldo Antonio', 3],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=55)',
    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);