function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Curran, Stephen S. & Blend, Charles K. & Overstreet, Robin M.', 2],
    ['Fischthal, Jacob H. & Thomas, J. D.', 2],
    ['Markell, E. K.', 1],
    ['Melouk, M. A.', 1],
    ['Nagaty, H. F.', 1],
    ['Nagaty, H. F. & Abdel Aal, Tahia M.', 2],
    ['Tandon, R. S.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=10)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 7, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);