function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barcelos, Luis MD & Rodrigues, Pedro R & Bried, Joel', 6],
    ['Boano, Giovanni & Belemsobgo, Urbain & Silvano, Fabrizio', 17],
    ['Boddaert, Pieter', 2],
    ['Callaghan, Corey T. & Kekeubata, Esau & Waneagea, Jackson', 2],
    ['Fernandez, Juan Manuel & Thomann, Luz & Fandiño, Blas', 3],
    ['Fischer, Wagner & Faria de Godoi, Raquel', 2],
    ['Frahnert, Sylke & Turner, Donald A. & Bracker, Cordula', 2],
    ['Hermann, Johann', 2],
    ['Illiger, Johann Karl Wilhelm', 2],
    ['Jansen, Justin J. F. J.', 2],
    ['Linnaeus, Carolus', 11],
    ['Machado, Tatiana Lemos da Silva & Marques de Oliveira, Uéslei', 3],
    ['Shute, Elen & Prideaux, Gavin J. & Worthy, Trevor H.', 3],
    ['Vieillot, Louis Pierre', 4],
    ['Wu, Meng Yue & Schodde, Richard & Rheindt, Frank E.', 6],
    ['Other (21)', 22]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=89)',
    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);