function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bohra, P. & Sanyal, A. K. & Hussain, A. & Mitra, B.', 3],
    ['Bohra, Padma', 5],
    ['Daramola, Fisayo Y. & Orisajo, Samuel B. & Malan, Antoinette P.', 2],
    ['Divsalar, Nafiseh & Shokoohi, Ebrahim & Marais, Mariette', 2],
    ['Holovachov, Oleksandr', 6],
    ['Kashi, Leila & Karegar, Akbar', 3],
    ['Khudhir, Manda & Hodda, Mike & Nicholas, Evelyn', 1],
    ['P. A. A. LOOF', 1],
    ['Shahina, F. & Nasira, K. & Firoza, K. & Erum, Y. I.', 1],
    ['Shokoohi, Ebrahim & Marais, Mariette & Fourie, Hendrika', 3],
    ['Zeng, Yongsan & Ye, Weimin & Tredway, Lane & Martin, Samuel', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=28)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);