function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Al-Kandari, Manal & Polikarpov, Igor & Nithyanandan, Manickam', 1],
    ['Alonso, G. M.', 4],
    ['Azman, B. A. R. & Othman, B. H. R.', 1],
    ['Barnard, J. Laurens & Karaman, Gordan S.', 1],
    ['Coleman, Charles Oliver', 1],
    ['Coleman, Charles Oliver & Krapp-Schickel, Traudl', 2],
    ['Graening, G. O. & Rogers, D. Christopher & Holsinger, John R.', 1],
    ['Jung, Tae Won & Kim, Jong Guk & Yoon, Seong Myeong', 2],
    ['Kim, Kyung-Won & Zhang, Xin & Choi, Jae-Hong & Kim, Jun', 2],
    ['Kuribayashi, Keiko & Mawatari, Shunsuke F. & Ishimaru, Shin-ichi', 1],
    ['Sidorov, Dmitry A.', 2],
    ['Thacker, Dimple & Patel, Krupal & Myers, Alan', 4],
    ['Uéno, Masuzo', 2],
    ['White, Kristine N. & Sir, Sally J.', 6],
    ['Zettler, Michael L. & Hendrycks, Ed A. & Freiwald, André', 6],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=41)',
    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);