function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barbosa, Julianna Freires & Nessimian, Jorge Luiz', 26],
    ['Barbosa, Julianna Freires & Ribeiro, José Ricardo Inacio', 13],
    ['Barbosa, Julianna Freires & Rodrigues, Higor D. D.', 12],
    ['Brooks, George T.', 30],
    ['Cianferoni, Fabio', 7],
    ['Fent, Meral & Kment, Petr & Çamur-Elipek, Belgin & Kirgiz, Timur', 11],
    ['Ghahari, Hassan & Moulet, Pierre & Ostovan, Hadi', 8],
    ['Mazzucconi, Silvia Ana & Reyes, Cristina Armúa De', 8],
    ['Moreira, Felipe Ferraz Figueiredo & Barbosa, Julianna Freires', 44],
    ['Nieser, Nico & Chen, Ping-ping & Yang, Chang Man', 8],
    ['Padilla-Gil, Dora N.', 12],
    ['Polhemus, Dan A.', 38],
    ['Takiya, Daniela Maeda & Santos, Allan Paulo Moreira', 24],
    ['Taybi, Abdelkhaleq Fouzi & Mabrouki, Youness & Chavanon, Guy', 8],
    ['Zettel, Herbert & Lane, David J. W. & Pangantihon, Clister V.', 19],
    ['Other (51)', 138]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=406)',
    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);