function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bussing, William A.', 1],
    ['Böhlke, James E. & Robins, C. Richard', 5],
    ['Colin, Patrick L.', 1],
    ['Guimarães, Ricardo Z. P. & Gasparini, João Luiz & Rocha, Luiz A.', 1],
    ['Hoese, Douglass F. & Reader, Sally E.', 1],
    ['Jordan, David Starr', 1],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 1],
    ['Michael S. Taylor & Lad Akins', 3],
    ['Patrick L. Colin', 2],
    ['Randall, John E. & Colin, Patrick L.', 1],
    ['Randall, John E. & Lobel, Phiillip S.', 2],
    ['Ricardo Z. P. Guimarães & Joao Luiz Gasparini & Luiz A. Rocha', 1],
    ['Taylor, Michael S. & Akins, Lad', 2],
    ['Victor, Benjamin C.', 4],
    ['Zarco Perello, Salvador & Moreno Mendoza, Rigoberto', 4],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=32)',
    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);