function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['DeFilipps, Robert A. & Krupnick, Gary A.', 13],
    ['Ding, Hong-Bo & Yang, Bin & Maw, Mya Bhone & Win, Pyae Pyae', 9],
    ['Fischer, Eberhard & Killmann, Dorothee', 10],
    ['Hagberg, Mats & Eriksson, Roger', 21],
    ['Häkkinen, Markku & Väre, Henry', 263],
    ['Jarvis, Charlie', 26],
    ['Kamer 1, H. Maas-van de & Maas 1, P. J. M. & Wieringa 1, J. J.', 36],
    ['Ley, Alexandra C. & Classen-Bockhoff, Regine', 8],
    ['Linnaeus, Carolus', 19],
    ['Maas, Paul J. M. & Maas-van de Kamer, Hiltje & Andre, Thiago', 18],
    ['Oliveira, Adriana & Bove, Claudia', 10],
    ['Reveal, James L. & Chase, Mark W. & Iii, - Apg & Iii, Apg', 9],
    ['Sam, Yen Yen & Takano, Atsuko & Ibrahim, Halijah', 9],
    ['Sangvirotjanapat, Sunisa & Denduangboriphant, Jessada', 11],
    ['Väre, Henry & Häkkinen, Markku', 38],
    ['Other (93)', 202]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=702)',
    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);