function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barcelos, Luis MD & Rodrigues, Pedro R & Bried, Joel', 28],
    ['Boano, Giovanni & Belemsobgo, Urbain & Silvano, Fabrizio', 3],
    ['Fernandez, Juan Manuel & Thomann, Luz & Fandiño, Blas', 2],
    ['Frahnert, Sylke & Turner, Donald A. & Bracker, Cordula', 4],
    ['Gustafsson, Daniel R. & Zou, Fasheng & Bush, Sarah E.', 2],
    ['James, Helen F. & Olson, Storrs L.', 2],
    ['Jansen, Justin J. F. J.', 6],
    ['LeCroy, Mary', 87],
    ['Linnaeus, Carolus', 65],
    ['Mlíkovský, Jiří', 3],
    ['Mlíkovský, Jiří & Frahnert, Sylke', 8],
    ['Pieper, H. & Olson, Storrs L. & Pereira, F. & Alcover, J. A.', 2],
    ['Temminck, Coenraad Jacob', 2],
    ['Vieillot, Louis Pierre', 3],
    ['Wilson, Scott B.', 3],
    ['Other (16)', 17]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=237)',
    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);