function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 7],
    ['Banerjee, M. & Chandra, K. J.', 5],
    ['Bray, Rodney A. & Foster, Garth N. & Waeschenbach, Andrea', 3],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 3],
    ['Gupta, S. P.', 4],
    ['Gupta, S. P. & Verma, S. L.', 3],
    ['Hopkins, Sewell H.', 5],
    ['Kakaji, V. L.', 3],
    ['Layman, E. M.', 3],
    ['Lü, Jun-yi', 4],
    ['Margarita Ostrowski de Núñez & Nathalia J. Arredondo', 9],
    ['Pande, В. P.', 5],
    ['Pearse, A. S.', 4],
    ['Shimazu, Takeshi', 4],
    ['Wang, P. - q.', 6],
    ['Other (112)', 138]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=206)',
    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);