function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Araya, Juan Francisco & Breure, Abraham S. H.', 1],
    ['Breure, Abraham S. H.', 155],
    ['Breure, Abraham S. H. & Ablett, Jonathan D.', 449],
    ['Breure, Abraham S. H. & Borrero, Francisco J.', 1],
    ['Breure, Abraham S. H. & Tardy, Emmanuel', 8],
    ['Breure, Abraham S. H. & Whisson, Corey S.', 14],
    ['Cavallari, Daniel C. & Dornellas, Ana Paula S.', 3],
    ['Gimmel, Matthew L.', 11],
    ['Herbert, D. G.', 1],
    ['Miranda, María José', 4],
    ['Powell, Arthur William Baden', 2],
    ['Salvador, Rodrigo B. & Cunha, Carlo M. & Simone, Luiz Ricardo L.', 2],
    ['Salvador, Rodrigo B. & Silva, Fernanda S. & Cavallari, Daniel C.', 2],
    ['Simone, Luiz Ricardo L.', 3],
    ['Simone, Luiz Ricardo L. & Amaral, Vanessa Simão', 3],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=664)',
    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);