function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abo-Shnaf, Reham I. A. & De Moraes, Gilberto J.', 10],
    ['Cope, E. D.', 13],
    ['De Moraes, Gilberto J.', 11],
    ['De Moraes, Gilberto J. & Abo-Shnaf, Reham I. A.', 14],
    ['De Moraes, Gilberto J. & Britto, Erika P. J.', 1083],
    ['De, Jeferson L. & Lindquist, Evert E. & De, Gilberto J.', 11],
    ['Dusbabek, Frantisek & Literak, Ivan & Capek, Miroslav', 11],
    ['Ebrahimi, Najmeh & Noei, Javad', 12],
    ['Karami, Fatemeh & Hajizadeh, Jalil & Ostovan, Hadi & I, Northern', 17],
    ['LIU, DONG & YI, TIAN-CI & XU, YUN & ZHANG, ZHI-QIANG', 16],
    ['Lin, Jian-Zhen', 49],
    ['Nemati, Alireza & Riahi, Elham & Khalili-Moghadam, Arsalan', 19],
    ['Trach, V. A.', 14],
    ['Vinarski, Maxim V. & Korallo-Vinarskaya, Natalia P.', 15],
    ['Willmann, C.', 28],
    ['Other (64)', 193]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1516)',
    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);