function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Azpelicueta, M. & Casciotta, Jorge Rafael & Almirón, A. E.', 1],
    ['Baicere-Silva, Clarianna Martins & Ferreira, Katiane M.', 1],
    ['Braga, L.', 1],
    ['Casciotta, Jorge Rafael & Almirón, A. E.', 1],
    ['Casciotta, Jorge Rafael & Azpelicueta, María de las Mercedes', 1],
    ['Dagosta, Fernando C. P. & Netto-Ferreira, André L.', 1],
    ['Eigenmann, C. H.', 16],
    ['Eigenmann, C. H. & Henn, A. W. & Wilson, C.', 4],
    ['Fowler, Henry Weed', 6],
    ['Koerber, Stefan & Litz, Thomas O. & Mirande, Juan Marcos', 3],
    ['Litz, Thomas O. & The, Stefan Koerber Introduction', 2],
    ['Ota, Renata Rúbia & Deprá, Gabriel de Carvalho', 4],
    ['Román-Valencia, C.', 10],
    ['Román-Valencia, César & Taphorn B., Donald C.', 2],
    ['Silva, José Francisco Pezzi da', 2],
    ['Other (20)', 20]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=75)',
    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);