function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andriashev, A. P.', 12],
    ['Andriashev, A. P. & Neyelov, A. V.', 4],
    ['Andriashev, A. P. & Stein, David L.', 13],
    ['Burke, C. V.', 4],
    ['Chernova, N. V. & Stein, David L.', 5],
    ['David L. Stein', 10],
    ['Gilbert, Charles H. & Burke, C. V.', 10],
    ['James Wilder Orr & Katherine Pearson Maslenikov', 8],
    ['James Wilder Orr & Morgan Scott Busby', 8],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 90],
    ['Orr, James Wilder', 6],
    ['Orr, James Wilder & Kai, Yoshiaki & Nakabo, Tetsuji', 9],
    ['Schmidt, P. Yu.', 5],
    ['Stein, David L.', 79],
    ['Stein, David L. & Chernova, N. V. & Andriashev, A. P.', 17],
    ['Other (68)', 114]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=394)',
    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);