function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acero P., Arturo', 2],
    ['Beebe, W. & Tee-Van, J.', 3],
    ['Böhlke, James E.', 6],
    ['Chabanaud, P.', 2],
    ['Fukao, R.', 3],
    ['Gilbert, Charles H.', 2],
    ['Girard, Charles Frédéric', 2],
    ['Hastings, Phil A.', 2],
    ['Hastings, Philip A. & Eytan, Ron I. & Summers, Adam P.', 2],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 15],
    ['Metzelaar, J.', 2],
    ['Murase, Atsunobu & Aizawa, Masahiro & Sunobe, Tomoki', 2],
    ['Robins, C. Richard & Randall, John Ernest Dr.', 2],
    ['Smith-Vaniz, William F. & Palacio, F. J.', 3],
    ['Stephens, John S.', 15],
    ['Other (33)', 35]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=98)',
    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);