function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bai, Ming Dr. & Jarvis, Karl & Wang, Shu-Yong & Song, Ke-Qing', 1],
    ['Herhold, Hollister W & Davis, Steven R & Degrey, Samuel P', 1],
    ['Kim, Byung-Woo & Lee, Woncheol', 1],
    ['Kim, Byung-Woo & Lee, Wonchoel', 1],
    ['Marshall, Christopher J. & Lytle, David A.', 3],
    ['Schoville, Sean D.', 3],
    ['Schoville, Sean D. & Graening, G. O.', 1],
    ['Storozhenko, S. Yu.', 1],
    ['Storozhenko, S. Yu. & Park. J. K.', 1],
    ['Walker, Edmund Murton', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=15)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);