function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barroso, Maria & Moreira, Juan & Capa, Maria & Nygren, Arne', 10],
    ['Faulwetter, Sarah & Simboura, Nomiki & Katsiaras, Nikolaos', 2],
    ['Hsueh, Pan-Wen & Li, Kuo-Rong', 2],
    ['Hutchings, Pat & Nogueira, João Miguel Matos', 6],
    ['Lavesque, Nicolas & Hutchings, Pat & Daffe, Gullemine', 15],
    ['Mikac, Barbara', 3],
    ['Parapar, Julio & Capa, Maria & Nygren, Arne & Moreira, Juan', 12],
    ['Parapar, Julio & Martin, Daniel & Moreira, Juan', 12],
    ['Parapar, Julio & Mikac, Barbara & Fiege, Dieter', 6],
    ['Parapar, Julio & Moreira, Juan', 2],
    ['Parapar, Julio & Moreira, Juan & Helgason, Gudmundur V.', 5],
    ['Schüller, M. & Hutchings, P. A.', 6],
    ['Schüller, Myriam & Hutchings, Pat', 11],
    ['Schüller, Myriam & Hutchings, Pat A.', 2],
    ['Zhang, Jinghuai & Hutchings, Pat', 5],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=105)',
    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);