function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Cassis, Gerasimos & Symonds, Celia', 32],
    ['Dursun, Ahmet & Fent, Meral', 92],
    ['Golub, Victor B. & Luo, Zhaohui & Vinokurov, Nikolai N.', 35],
    ['Guilbert, Eric', 111],
    ['Guilbert, Eric & Guidoti, Marcus', 43],
    ['Göllner-Scheiding, Ursula', 34],
    ['Heiss, Ernst & Eckelt, Andreas & Lederwasch, Manfred', 224],
    ['Ishikawa, Tadashi & Saito, Masayuki U. & Kishimoto-Yamada, Keiko', 18],
    ['Krüger, Andreas & Deckert, Jürgen', 30],
    ['Linnavuori, Rauno E.', 18],
    ['Lis, Barbara & Lis, Jerzy A.', 22],
    ['Montemayor, I. & Linnavuori, E.', 75],
    ['Montemayor, Sara & Coscarón, María Del Carmen', 69],
    ['Souma, Jun', 46],
    ['Souma, Jun & Ishikawa, Tadashi', 22],
    ['Other (93)', 377]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1248)',
    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);