function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Chen, Hao & Zhang, Hui & Chen, Yongxia & Freyhof, Jörg', 11],
    ['Eagderi, Soheil & Mouludi-Saleh, Atta & Esmaeili, Hamid Reza', 47],
    ['Freyhof, J. & Serov, D. V.', 9],
    ['Freyhof, Jörg & Geiger, Matthias F. & Golzarianpour, Kiavash', 32],
    ['Hora, S. L.', 13],
    ['Jinlu Li & Naifa Liu & Junxing Yang', 19],
    ['Kaya, Cüneyt & Bayçelebi, Esra & Turan, Davut', 12],
    ['Kottelat, Maurice', 75],
    ['Maurice Kottelat', 18],
    ['Saad, Adib & Çiçek, Erdoğan & Esmaeili, Hamid Reza', 13],
    ['Sayyadzadeh, Golnaz & Esmaeili, Hamid Reza', 49],
    ['Ye, Enqi & Xing, Yingchun & Zhang, Chunguang & Zhao, Yahui', 16],
    ['Yoğurtçuoğlu, Baran & Kaya, Cüneyt & Freyhof, Jörg', 12],
    ['Çiçek, Erdoğan & Fricke, Ronald & Eagderi, Soheil', 32],
    ['Çiçek, Erdoğan & Jawad, Laith & Eagderi, Soheil', 15],
    ['Other (194)', 335]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=708)',
    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);