function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Albornoz-Garzón, Juan G. & Conde-Saldaña, Cristhian C.', 3],
    ['Alencar, Aline R & Costa, Wilson J. E. M.', 2],
    ['Aline R. Alencar & Wilson J. E. M. Costa', 6],
    ['Bertaco, Vinicius A. & Azevedo, Marco A.', 4],
    ['Castellanos-Morales, Cesar A.', 2],
    ['Costa, Wilson J. E. M. & Katz, Axel M.', 4],
    ['De Oliveira, Rianne C. & Ota, Renata R. & Deprá, Gabriel C.', 5],
    ['Ferrer, Juliano & Malabarba, Luiz R.', 3],
    ['Luis Fernández & Roberto Quispe Chuquihuamani', 16],
    ['Ota, Renata Rúbia & Deprá, Gabriel de Carvalho', 3],
    ['Reis, Vinícius J. C. & Pinna, Mário De', 2],
    ['Wolmar B. Wosiacki', 4],
    ['Wolmar Benjamin Wosiacki', 70],
    ['de Brito, Victor & Buckup, Paulo Andreas', 3],
    ['dos Santos, Sergio Alexandre & de Britto, Marcelo Ribeiro', 4],
    ['Other (22)', 24]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=155)',
    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);