function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bolton, Samuel J. & Macleod, Norman & Edgecombe, Gregory D.', 2],
    ['Bragina, T. M. & Dyachkov, Yu. V. & Farzalieva, G. Sh.', 1],
    ['C. Attems', 1],
    ['Chagas-Jr, Amazonas & Bichuette, Maria Elina', 1],
    ['Cupul-Magaña, Fabio Germán', 5],
    ['Dunlop, Jason A. & Friederichs, Anja & Langermann, Jasmin', 58],
    ['Edgecombe, Gregory D.', 1],
    ['Edgecombe, Gregory D. & Barrow, Lauren', 2],
    ['Hollier, John & Stagl, Verena', 5],
    ['Korobushkin, Daniil I. & Semenyuk, Irina I. & Tuf, Ivan H.', 2],
    ['Marzio Zapparoli', 2],
    ['Stoev, Pavel & Geoffroy, Jean-Jacques', 14],
    ['Thofern, Detlef & Dupérré, Nadine & Harms, Danilo', 6],
    ['Zapparoli, Marzio & Iorio, Etienne', 2],
    ['Zarei, Roghaieh & Rahimian, Hassan & Mirmonsef, Hassan', 2],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=110)',
    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);