function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andrade, Felipe Silva De & Carvalho, Thiago Ribeiro De', 1],
    ['Andrade, Felipe Silva de & Haga, Isabelle Aquemi', 2],
    ['Borteiro, Claudio & Kolenc, Francisco', 2],
    ['Candioti, M. Florencia Vera', 1],
    ['Cardozo, Darío & Suárez, Pablo', 1],
    ['Carvalho, Thiago Ribeiro De', 1],
    ['Cassini, Carla Santana & Cruz, Carlos Alberto Gonçalves', 6],
    ['Felipe Sá Fortes Leite & Tiago Leite Pezzuti & Pedro Lage Viana', 1],
    ['Hepp, Fábio & Pombal, José P.', 54],
    ['Kolenc, Francisco & Borteiro, Claudio & Baldo, Diego', 2],
    ['Lavilla, Esteban O. & Rabanal, Felipe E. & Langone, José A.', 2],
    ['Leal, Fernando & Leite, Felipe S. F. & Da Costa, William P.', 2],
    ['Miracle, Eulàlia Gassó & Van, Lars W. & Ostende, Den Hoek', 3],
    ['Ruggeri, Joice & Weber, Luiz Norberto', 10],
    ['Valetti, Julián A. & Salas, Nancy E. & Martino, Adolfo L.', 2],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=98)',
    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);