function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Angulo, Arturo', 3],
    ['Boeseman, M.', 8],
    ['Carvalho, H. & Weber, C.', 5],
    ['Collins, Rupert A. & Duarte Ribeiro, Emanuell', 6],
    ['De Oliveira, Rianne C. & Ota, Renata R. & Deprá, Gabriel C.', 29],
    ['Dias, Angelica C. & Zawadzki, Cláudio H.', 4],
    ['Garavello, Julio César & Britski, Heraldo Antônio', 5],
    ['Jonathan W. Armbruster', 14],
    ['Jonathan W. Armbruster & Leigh A. Tansey & Nathan K. Lujan', 3],
    ['Jonathan W. Armbruster & Lesley S. de Souza', 3],
    ['Koerber, Stefan & Guimarães, Erick Cristofore', 3],
    ['Litz, Thomas O. & The, Stefan Koerber Introduction', 9],
    ['Osvaldo T. Oyakawa & Alberto Akama & Angela M. Zanata', 11],
    ['Ota, Renata Rúbia & Deprá, Gabriel de Carvalho', 12],
    ['The, Stefan Koerber', 9],
    ['Other (44)', 63]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=187)',
    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);