function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alves, Philippe V. & Vieira, Fabiano M. & Santos, Cláudia P.', 1],
    ['Araya, Juan Francisco', 2],
    ['Boonmekam, Dusit & Krailas, Duangduen & Gimnich, France', 2],
    ['Brot, A. L.', 1],
    ['Chen, Sui-Fong', 1],
    ['Gloeer, Peter & Pesic, Vladimir', 2],
    ['Islamoğğlu, Yeşşim & Dominio, Stefano & Kowalke, Thorsten', 2],
    ['Laguerre, Michel', 2],
    ['Lentge-MAAss, Nora & Neiber, Marco T. & Gimnich, France', 4],
    ['Moore, Charles', 3],
    ['Neiber, Marco T. & Kahl, Sandra M. & Wiggering, Benedikt', 6],
    ['Ng, Ting Hui & Dulipat, Jasrul & Foon, Junn Kitt', 3],
    ['Pease, W. H.', 2],
    ['Strong, Ellen E.', 4],
    ['Strong, Ellen E. & Garner, Jeffrey T. & Johnson, Paul D.', 2],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=45)',
    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);