function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Keller, Oliver & Dunn, Ann & Soto-Adames, Felipe', 4],
    ['Shear, William A.', 26],
    ['Shear, William A. & Krejca, Jean K.', 4],
    ['Shear, William A. & Marek, Paul E.', 39],
    ['Shear, William A. & Marek, Paul E. & Bond, Jason E.', 2],
    ['Shear, William A. & Nosler, Philip & Marek, Paul', 2],
    ['Shear, William A. & Nosler, Philip & Marek, Paul E.', 2],
    ['Snyder, Bruce A.', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=82)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 8, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);