function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Al-Kandari, Manal & Polikarpov, Igor & Nithyanandan, Manickam', 3],
    ['Eun, Ye & Hendrycks, Ed A. & Kim, Young-Hyo', 8],
    ['Eun, Ye & Kim, Young-Hyo & Hendrycks, Ed A. & Lee, Kyung-Sook', 5],
    ['Hiwatari, Takehiko', 2],
    ['Hiwatari, Takehiko & Kajihara, Takeshi', 4],
    ['Horton, Tammy', 2],
    ['Hughes, Lauren E. & Lowry, James K.', 3],
    ['Jung, Tae Won & Yoon, Seong Myeong', 2],
    ['Kilgallen, Niamh M.', 2],
    ['Kim, Kyung-Won & Zhang, Xin & Choi, Jae-Hong & Kim, Jun', 4],
    ['Myers, A. A.', 2],
    ['Myung-Hwa Shin, Won Kim', 2],
    ['Serejo, Cristiana S. & Sittrop, Daniela J.', 5],
    ['Thacker, Dimple & Patel, Krupal & Myers, Alan', 12],
    ['Zhou, Yuanye & Li, Shuqiang', 13],
    ['Other (14)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=85)',
    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);