function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ando, Yusuke & Kawano, Shigenori & Muramiya, Yusuke', 1],
    ['Castro, Peter', 1],
    ['Galil, Bella S.', 1],
    ['Galil, Bella S. & Ng, Peter K. L.', 5],
    ['Kumar, Biju A. & Kumar, M. Sushil & Galil, Bella S.', 2],
    ['Shih, Yi-Jia & Ho, Ping-Ho & Chan, Tin-Yam', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=11)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 6, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);