function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Agassiz, David', 75],
    ['Agassiz, David J. L.', 65],
    ['Alipanah, Helen & Asselbergs, Jan & Malm, Tobias', 66],
    ['Alipanah, Helen & Slamka, František', 71],
    ['Chen, Fu-Qiang & Wu, Chun-Sheng', 63],
    ['Garre, Manuel J. & Girdley, John & Guerrero, Juan J.', 103],
    ['Gumhalter, Danijela & Kučinić, Mladen & Šašić, Martina', 95],
    ['Komal, J. & Shashank, P. R. & Sondhi, Sanjay & Madan, Sohail', 57],
    ['Li, Weichun & Li, Houhun', 56],
    ['Li, Weichun & Li, Houhun & Nuss, Matthias', 60],
    ['Mbata, Keith J. & Prins, Jurate De', 135],
    ['Poltavsky, Alexander N. & Kravchenko, Vasiliy D.', 65],
    ['Sinev, Sergey Yu. & Korb, Stanislav K.', 140],
    ['Singh, Navneet & Ranjan, Rahul & Talukdar, Avishek', 1254],
    ['Xian, Chunlan & Leong, Chi Man & Luo, Jiuyang & Jia, Fenglong', 97],
    ['Other (150)', 997]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=3399)',
    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);