function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barcelos, Luis MD & Rodrigues, Pedro R & Bried, Joel', 24],
    ['Boano, Giovanni & Belemsobgo, Urbain & Silvano, Fabrizio', 45],
    ['Callaghan, Corey T. & Kekeubata, Esau & Waneagea, Jackson', 5],
    ['Fernandez, Juan Manuel & Thomann, Luz & Fandiño, Blas', 9],
    ['Fischer, Wagner & Faria de Godoi, Raquel', 8],
    ['Gonza ́ Lez-Acun, Daniel A. & Palma, Ricardo L.', 12],
    ['James, Helen F.', 5],
    ['Kumar Arya, Sumit & Gopi, Govindan Veeraswami', 10],
    ['Linnaeus, Carolus', 8],
    ['Mather, Ellen K. & Lee, Michael S. Y. & Worthy, Trevor H.', 6],
    ['Mlíkovský, Jiří', 5],
    ['Somenzari, Marina & Amaral, Priscilla Prudente do', 5],
    ['Suárez, William', 14],
    ['Vieillot, Louis Pierre', 11],
    ['Vitorino, Breno Dias & Vilas Boas da Frota, Angélica', 5],
    ['Other (32)', 53]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=225)',
    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);