function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Faulwetter, Sarah & Simboura, Nomiki & Katsiaras, Nikolaos', 14],
    ['Gunton, Laetitia M. & Kupriyanova, Elena K. & Alvestad, Tom', 2],
    ['Martin, Daniel & Gil, João & Carreras-Carbonell, Josep', 3],
    ['McIntosh, William C.', 1],
    ['Mikac, Barbara', 4],
    ['Moore, Jenna M. & Gagnon, Jean-Marc & Petersen, Mary E.', 2],
    ['Nishi, Eijiroh & Bhaud, Michel R. & Koh, Byoung-Seol', 2],
    ['Pagliosa, Paulo Roberto & Doria, João Gabriel', 1],
    ['Potts, F. A.', 2],
    ['Razmi Shah, Raz Shauqeena Batrisyea & Ibrahim, Yusof Shuaib', 1],
    ['Ribas, Julia & Hutchings, Pat', 6],
    ['Rouse, Eijiroh Nishi Greg W.', 1],
    ['Salazar-Vallejo, Sergio I. & Carrera-Parra, Luis F.', 5],
    ['Sun, Yanan & Qiu, Jian-Wen', 1],
    ['Tilic, Ekin & Rouse, Greg W.', 1],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=48)',
    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);