function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barcelos, Luis MD & Rodrigues, Pedro R & Bried, Joel', 8],
    ['Barlow. J.', 2],
    ['Boano, Giovanni & Belemsobgo, Urbain & Silvano, Fabrizio', 1],
    ['Boie, Friedrich', 2],
    ['Brünnich, M. T.', 1],
    ['Eskandarzadeh, Naeimeh & Rastegar-Pouyani, Nasrullah', 1],
    ['Fischer von Waldheim, Gotthelf', 1],
    ['Jansen, Justin J. F. J.', 2],
    ['Kumar Arya, Sumit & Gopi, Govindan Veeraswami', 3],
    ['Lecroy, Mary', 65],
    ['Linnaeus, Carolus', 13],
    ['Mlíkovský, Jiří & Frahnert, Sylke', 4],
    ['Suárez, William', 2],
    ['Venkatraman, Madhvi X. & Deraad, Devon A. & Tsai, Whitney L. E.', 4],
    ['Vieillot, Louis Pierre', 4],
    ['Other (10)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=123)',
    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);