function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Artand, Saeid & Mehrabi-Koushki, Mehdi & Tabein, Saeid', 11],
    ['Calabon, Mark S. & Jones, E. B. Gareth & Pang, Ka-Lai', 18],
    ['Hou, Lingwei & Hernandez-Restrepo, Margarita', 13],
    ['Hu, Hongmin & He, Minghui & Wu, Youpeng & Long, Sihan', 9],
    ['Liu, Jian-Kui & Phookamsak, Rungtiwa & Dai, Dong-Qin', 19],
    ['Mikhaljova, Elena V.', 8],
    ['Phookamsak, Rungtiwa & Hongsanan, Sinang & Bhat, Darbhe Jayarama', 10],
    ['Rathnayaka, Achala R. & Chethana, K. W. Thilini', 10],
    ['Tan, Yu Pei & Crous, Pedro W. & Shivas, Roger G.', 14],
    ['Tennakoon, Danushka S. & Thambugala, Kasun M.', 17],
    ['Tibell, Sanja & Tibell, Leif & Pang, Ka-Lai', 11],
    ['Wanasinghe, Dhanushka N. & Nimalrathna, Thilina S.', 9],
    ['Wang, Yuchun & Tu, Yiyi & Chen, Xueling & Jiang, Hong', 24],
    ['Wijayawardene, Nalin N. & Dai, Dong-Qin & Premarathne, Bhagya M.', 174],
    ['Yang, Jing & Liu, Jian-Kui & Hyde, Kevin D.', 20],
    ['Other (126)', 262]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=629)',
    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);