function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Borkent, Art', 2],
    ['Borkent, Art & Dominiak, Patrycja & Díaz, Florentina', 2],
    ['El-Hawagry, Magdi S. & El-Azab, Salah El-Din A.', 11],
    ['Marino, Pablo I. & Spinelli, Gustavo R.', 4],
    ['Pal, Gouri Sankar & Brahma, Shubhranil & Hazra, Niladri', 4],
    ['Pal, Gouri Sankar & Hazra, Niladri', 4],
    ['Rogers, D. Christopher & Cruz-Rivera, Edwin', 2],
    ['Sinclair, Bradley J.', 2],
    ['Sinha, Saswati & Mazumdar, Abhijt & Chaudhuri, Prasanta K.', 3],
    ['Spinelli, Gustavo & Wolff, Marta', 52],
    ['Spinelli, Gustavo R.', 6],
    ['Spinelli, Gustavo R. & Marino, Pablo I. & Borkent, Art', 19],
    ['Spinelli, Gustavo R. & Ronderos, María M. & Ayala, Mahia M.', 29],
    ['William L. Grogan, Jr. & Hribar, Lawrence J.', 41],
    ['Wirth, Willis Wagner & Howarth, Francis G.', 3],
    ['Other (9)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=194)',
    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);