function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Archibald, Bruce & Cannings, Robert A. & Erickson, Robert J.', 4],
    ['Archibald, S. Bruce & Ware, Jessica L. & Rasmussen, Jan A.', 5],
    ['Bota-Sierra, Cornelio Andrés & Novelo-Gutiérrez, Rodolfo', 7],
    ['DeMarmels, Jurg', 3],
    ['Dijkstra, Klaas-Douwe B. & Kalkman, Vincent J. & Dow, Rory A.', 64],
    ['Garrison, Rosser W.', 6],
    ['Grand, Daniel & Marinov, Milen & Jourdan, Herve & Cook, Carl', 5],
    ['Jocque, Merlijn & Garrison, Rosser', 3],
    ['LENCIONI, F. A. A.', 19],
    ['Mauffray, William F. & Tennessen, Kenneth J.', 6],
    ['Ortega-Salas, Héctor & González-Soriano, Enrique', 16],
    ['Stand-Pérez, Miguel Ángel & Bota-Sierra, Cornelio Andrés', 10],
    ['Vilela, Diogo Silva & Lencioni, Frederico A. A.', 65],
    ['Vincent J. Kalkman', 9],
    ['Yu, Xin & Bu, Wenjun', 5],
    ['Other (32)', 47]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=274)',
    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);