function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anlaş, S.', 6],
    ['Anlaş, S. & A. F', 2],
    ['Assing, V.', 1],
    ['Assing, Volker & Schülke, Michael & Brachat, Volker', 2],
    ['Barševskis, Arvīds & Janovska, Marina & Aksjuta, Kristīna', 2],
    ['Bedard, Nicolas & Brunke, Adam & Bloin, Pierrick', 1],
    ['Brunke, Adam J.', 2],
    ['Della Rocca, Francesca & Stefanelli, Silvia & Cardarelli, Elisa', 2],
    ['He, Liang & Zhou, Hong-Zhang', 54],
    ['Hu, Fang-Shuo', 1],
    ['Published, First', 35],
    ['SMETANA, ALEŠ & DAVIES, ANTHONY', 5],
    ['Smetana, Aleš', 10],
    ['Smetana, Aleš & Agr. Gc', 4],
    ['Zhou, Hong-Zhang', 12],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=142)',
    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);