function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Albert, James S.', 8],
    ['Carlos David de Santana', 20],
    ['Carlos David de Santana & Javier A. Maldonado-Ocampo', 24],
    ['Carlos David de Santana & William G. R. Crampton', 11],
    ['Craig, Jack M. & Malabarba, Luiz R. & Crampton, William G. R.', 8],
    ['De Santana, Carlos D. & Crampton, William G. R.', 13],
    ['Evans, Kory M. & Crampton, William G. R. & Albert, James S.', 9],
    ['Ferraris, Carl J. & Jr & Santana, Carlos David de', 180],
    ['James S. Albert & William G. R. Crampton', 11],
    ['Ota, Renata Rúbia & Deprá, Gabriel de Carvalho', 19],
    ['Peixoto, Luiz Antônio Wanderley & Dutra, Guilherme Moreira', 12],
    ['Santana, Carlos David De & Vari, Richard P.', 34],
    ['Vari, Richard P. & Santana, Carlos David De', 7],
    ['William G. R. Crampton & James S. Albert', 10],
    ['William G. R. Crampton & Nathan R. Lovejoy & James S. Albert', 7],
    ['Other (89)', 178]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=551)',
    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);