function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['C. A. Viraktamath', 114],
    ['Dai, Wu & Zhang, Yalin', 98],
    ['Dietrich, Christopher H. & Magalhães, Raysa Brito de', 77],
    ['Domahovski, Alexandre Cruz & Cavichioli, Rodney Ramiro', 82],
    ['Feng, Ling & Zhang, Yalin', 83],
    ['Freytag, Paul H', 82],
    ['Linnaeus, Carolus', 77],
    ['Mozaffarian, Fariba & Wilson, Michael R.', 406],
    ['NIELSON, M. W.', 237],
    ['Naveed, Hassan & Zhang, Yalin', 84],
    ['Nielson, M. W.', 649],
    ['Tishechkin, Dmitri Yu.', 111],
    ['Viraktamath, C. A. & Webb, M. D.', 90],
    ['Webb, Michael D. & Viraktamath, Chandra A.', 86],
    ['Zahniser, James N.', 105],
    ['Other (617)', 6106]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=8487)',
    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);