function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aldrich, J. M.', 1],
    ['Brake, Irina', 14],
    ['Collin, J. E.', 3],
    ['El-Hawagry, Magdi S. & Abdel-Dayem, Mahmoud S.', 3],
    ['Fallén, Carl Fredrik', 4],
    ['Levesque-Beaudin, Valerie & Mlynarek, Julia J.', 16],
    ['O. H. Swezey', 2],
    ['Sinclair, Bradley J.', 5],
    ['Swann, John', 10],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 2],
    ['Xi, Yu-Qiang & Yang, Ding & Yin, Xin-Ming', 4],
    ['Xi, Yuqiang & Yang, Ding', 8],
    ['Xi, Yuqiang & Yin, Xinming', 4],
    ['Xi, Yuqiang & Zhu, Yongqiang & Liu, Chang & Yang, Ding', 4],
    ['Yusah, Kalsum M & Fayle, Tom Maurice', 2],
    ['Other (13)', 13]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=95)',
    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);