function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Argolo, Poliane Sá & Vital Santos, Renata M.', 1],
    ['Bhowmik, Sagarika & Karmakar, Krishna', 2],
    ['De, Gilberto J. & Zannou, Ignace D. & Ueckermann, Eddie A.', 4],
    ['Demite, Peterson R. & Lofego, Antonio C. & Feres, Reinaldo J. F.', 1],
    ['El-Banhawy, E. M. & Knapp, M.', 2],
    ['Fang, Xiao-Duan & Li, Jun & Wu, Wei-Nan', 2],
    ['Kreiter, Serge & Abo-Shnaf, Reham I. A.', 5],
    ['Kreiter, Serge & Abo-Shnaf, Reham I. A. & Payet, Rose-My', 3],
    ['Kreiter, Serge & Bopp, Marie-Charlotte & Douin, Martial', 4],
    ['Kreiter, Serge & Fontaine, Olivier & Payet, Rose-My', 2],
    ['Kreiter, Serge & Payet, Rose-My & Azali, Hamza Abdou', 4],
    ['Kreiter, Serge & Payet, Rose-My & Douin, Martial', 3],
    ['Kreiter, Serge & Payet, Rose-My & Mouigni, Hadji', 3],
    ['Lofego, Antonio Carlos & Barbosa, Marina Ferraz De Camargo', 2],
    ['Moraes, Gilberto José De & Barbosa, Marina Ferraz De Camargo', 2],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=47)',
    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);