function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brady, Seán G. & Shattuck, Steven O.', 1],
    ['DE ALBUQUERQUE, EMÍLIA ZOPPAS & PRADO, LÍVIA PIRES DO', 2],
    ['Guénard, Benoit', 16],
    ['Guénard, Benoit & Mccaffrey, Katherine A. & Lucky, Andrea', 4],
    ['Jimoh, Bunmi Omowumi & Gomez, Kiko & Kemabonta, Kehinde Abike', 5],
    ['Kallal, Robert J.', 20],
    ['Kallal, Robert J. & Lapolla, John S.', 2],
    ['Lapolla, John S. & Hawkes, Peter G. & Fisher, Brian L.', 15],
    ['Leponce, Maurice & Delabie, Jacques H. C. & Orivel, Jérôme', 2],
    ['Messer, Steven J. & Cover, Stefan P. & Rabeling, Christian', 2],
    ['Swezey, O. H.', 2],
    ['Wachkoo, Aijaz Ahmad & Bharti, Himender', 4],
    ['Williams, Jason L.', 5],
    ['Williams, Jason L. & Zhang, Y. Miles & LaPolla, John S.', 8],
    ['Xian, Chunlan & Leong, Chi Man & Luo, Jiuyang & Jia, Fenglong', 7],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=101)',
    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);