function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Beveridge, Ian & Smales, Lesley R.', 2],
    ['Bondarenko, Svetlana & Kontrimavichus, Vytautas', 6],
    ['Dimitrova, Yana D. & Georgiev, Boyko B. & Mariaux, Jean', 3],
    ['Gardner, Scott L. & Dursahinhan, Altangerel T.', 3],
    ['González-Acuña, Daniel & Moreno, Lucila & Cicchino, Armando', 6],
    ['Grytner-Zięcina, Barbara & Cielecka, Danuta', 2],
    ['Haukisalmi, Voitto & Henttonen, Heikki & Hardman, Lotta', 2],
    ['Makarikov, Arseny A.', 2],
    ['Makarikov, Arseny A. & Galbreath, Kurt E. & Hoberg, Eric P.', 6],
    ['Makarikov, Arseny A. & Kinsella, John M.', 3],
    ['Mariaux, Jean & Georgiev, Boyko B.', 2],
    ['Muniz-Pereira, Luís C. & Vieira, Fabiano M. & Luque, José L.', 2],
    ['Sasaki, Mizuki & Anders, Jason Lee & Nakao, Minoru', 3],
    ['Sawada, Isamu', 7],
    ['Sawada, Isamu & Harada, Masashi', 14],
    ['Other (14)', 17]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=80)',
    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);