function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Almeida, Alexandre O. & Boehs, Guisla', 2],
    ['Almeida, Alexandre O. & Terossi, Mariana & Buranelli, Raquel C.', 1],
    ['Anker, Arthur', 16],
    ['Anker, Arthur & Caripe, Jonathan Vera', 1],
    ['Anker, Arthur & Marin, Ivan N.', 2],
    ['Anker, Arthur & Pratama, Idham Sumarto & Firdaus, Muhammad', 1],
    ['Anker, Arthur & Vera Caripe, Jonathan A. & Lira, Carlos', 10],
    ['Caripe, Jonathan Vera & Pereda, Luisana & Anker, Arthur', 2],
    ['Dworschak, Peter C. & Coelho, Vânia Rodrigues', 1],
    ['Pachelle, Paulo P. G. & Anker, Arthur & Mendes, Cecili B.', 2],
    ['Rosário, Tayse N. & Pires, Marcus A. B. & Souza, Adelson S.', 2],
    ['Salgado-Barragan, Jose & Ayon-Parente, Manuel', 2],
    ['Salgado-Barragán, José & Ayón-Parente, Manuel', 3],
    ['Williams, Austin B.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=46)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);