function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Babenko, Anatoly & Stebaeva, Sophya & Turnbull, Matthew S.', 14],
    ['Baquero, Enrique & Jordana, Rafael & Ortuño, Vicente M.', 5],
    ['Cipola, Nikolas Gioia', 3],
    ['Cipola, Nikolas Gioia & Viana, Stéphanie Dos Santos', 6],
    ['Jantarit, Sopark & Bedos, Anne & Deharveng, Louis', 5],
    ['Ma, Yitong', 4],
    ['Mateos, Eduardo', 14],
    ['Mateos, Eduardo & Greenslade, Penelope', 17],
    ['Mateos, Eduardo & Winkler, Daniel', 6],
    ['Mateos, Eduardo & Álvarez-Presas, Marta', 4],
    ['Mayvan, Mahmood Mehrafrooz & Greenslade, Penelope', 4],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 38],
    ['Ospina-Sanchez, Claudia Marcela & Soto-Adames, Felipe N', 14],
    ['Thibaud, Jean-Marc', 8],
    ['Winkler, Daniel', 3],
    ['Other (18)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=170)',
    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);