function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Araújo, Marcel Santos De & Feres, Reinaldo José Fazzio', 1],
    ['Argolo, Poliane Sá & Vital Santos, Renata M.', 1],
    ['Demite, Peterson R. & Gondim, Manoel G. C. & Lofego, Antonio C.', 3],
    ['Demite, Peterson R. & Lofego, Antonio C. & Feres, Reinaldo J. F.', 2],
    ['SilvaK, Lídia Rafaele Almeida & JrK, Manoel Guedes Correa Gondim', 1],
    ['Zacarias, M. S. & De Moraes, G. J. & McMurtry, J. A.', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=10)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 6, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);