function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arce- Pérez, Roberto & Gómez-Anaya, J. A. & Epler, J. H.', 7],
    ['Baca, Stephen M. & Gustafson, Grey T. & Toledo, Mario', 9],
    ['Baca, Stephen M. & Short, Andrew Edward Z.', 10],
    ['Baca, Stephen M. & Toledo, Mario', 5],
    ['Darilmaz, Mustafa C. & Kiyak, Suat', 4],
    ['Guimarães, Bruno A. C. & Ferreira-Jr, Nelson', 11],
    ['Guimarães, Bruno A. C. & Ferreira-Jr, Nelson & Miller, Kelly B.', 4],
    ['Guimarães, Bruno Aguilar Carrilho & Ferreira-Jr, Nelson', 5],
    ['Keller, Oliver & Schnepp, Kyle E. & Ashman, Krystal L.', 9],
    ['Meurgey, François & Ramage, Thibault', 3],
    ['Perissinotto, Renzo & Bird, Matthew S. & Bilton, David T.', 12],
    ['Ramahandrison, Andriamirado Tahina & Rakouth, Bakolimalala', 4],
    ['Salah, Mohamed & Cueto, Juan Antonio Régil', 3],
    ['Toledo, M. & Hendrich, L.', 5],
    ['Van Vondel, Bernhard J. & Ostovan, Hadi & Ghahari, Hassan', 8],
    ['Other (21)', 26]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=125)',
    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);