function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Carrera-Parra, Luis F. & Salazar-Vallejo, Sergio I.', 3],
    ['Costa, Dimitri de Araujo & Dolbeth, Marina & Prata, Jessica', 2],
    ['Díaz-Díaz, Oscar Felipe & Rozbaczylo, Nicolás & Sellanes, Javier', 2],
    ['Faulwetter, Sarah & Simboura, Nomiki & Katsiaras, Nikolaos', 14],
    ['Garcia-Garza, Maria Elena & de Leon-Gonzalez, Jesus Angel', 3],
    ['Gunton, Laetitia M. & Kupriyanova, Elena K. & Alvestad, Tom', 1],
    ['Hsueh, Pan-Wen & Li, Yan-Huei', 7],
    ['McIntosh, William C.', 13],
    ['Mikac, Barbara', 1],
    ['Miura, Tomoyuki', 1],
    ['Salazar-Vallejo, Sergio I. & Carrera-Parra, Luis F.', 1],
    ['Wu, Xuwen & Sun, Ruiping & Liu, Ruiyu & Xu, Kuidong', 2],
    ['Zanol, Joana & Hutchings, Pat', 1],
    ['Zanol, Joana & Hutchings, Pat A. & Fauchald, Kristian', 21]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=72)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);