function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Baker, Edmund Gilbert', 1],
    ['Blake, Joseph (Rev.)', 11],
    ['Coode, Mark James Elgar', 2],
    ['Flor, Ismael Cividini & Flor, Jandira Chachá Ribeiro', 1],
    ['Guevara Andino, Juan Ernesto & Fernandez-Fernandez, Diana', 1],
    ['Jarvis, Charlie', 1],
    ['Kvaček, Zlatko & Teodoridis, Vasilis & Radoň, Miroslav', 1],
    ['Leal, Eduardo Da Silva & Costa, Denise Pinheiro Da', 1],
    ['Linnaeus, Carolus', 2],
    ['Molino, Jean-François & Sabatier, Daniel & Grenand, Pierre', 34],
    ['Sampaio, Daniela & Souza, Vinicius C.', 3],
    ['Tirel, Christiane', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=64)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);