function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Broad, Gavin R.', 132],
    ['Gadallah, N. S. & Ahmed, R. S. & Heneidy, A. H. El-', 4],
    ['Gadallah, Neveen S. & Edmardash, Yusuf A. & Mansour, Amany N.', 2],
    ['Ghahari, H. & Schwarz, M.', 2],
    ['Kolarov, J.', 8],
    ['M. F & M. Y & Buncukçu, A.', 1],
    ['Madl, Michael & S, Osprynchotus & H, Afrobystra', 1],
    ['Mifsud, David & Farrugia, Lucia & Shaw, Mark R.', 1],
    ['Mohammadi, Abbas & Salah-A & Lotfalizadeh, Hosseinali', 1],
    ['Riedel & Pénigot & Schwarz & Diller & Johansson & Japoshvili, G.', 12],
    ['Riedel, Matthias & Ameri, Ali & Talebi, Ali Asghar', 4],
    ['Riedel, Matthias & Diller, Erich & Japoshvili, George', 6],
    ['Rousse, Pascal & Villemant, Claire', 3],
    ['Scaramozzino, Pier Luigi & Giovanni, Filippo Di & Loni, Augusto', 2],
    ['Vas, Zoltán & Feizi, Ali & Talebi, Ali Asghar', 6],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=190)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);