function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bezděk, Aleš & Hájek, Jiří & Ascr, Biology Centre', 1],
    ['Dupuis, Fabien', 1],
    ['Jameson, Mary & Jakl, Stanislav', 6],
    ['Jameson, Mary Liz & Drumont, Alain', 25],
    ['Jameson, Mary Liz & Wada, Kaoru', 28],
    ['Kaneko, Naoki & Wada, Kaoru', 5],
    ['Moore, Matthew R. & Cave, Ronald D. & Branham, Marc A.', 27]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=93)',
    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);