function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Dela Paz, Erica Silk P. & Lopez, Mark Louie D.', 2],
    ['Eliâas-Gutieârrez, Suaârez-Morales M.', 3],
    ['Elías-Gutiérrez, Manuel & Jerónimo, Fernando Martínez', 4],
    ['Gutiérrez-Aguirre, M. A. & Cervantes-Martínez, A.', 2],
    ['Mnisi, Peral & Dippenaar, Susan M.', 2],
    ['Novichkova, Anna', 4],
    ['Perbiche-Neves, Gilmar & Boxshall, Geoff A. & Paggi, Juan C.', 2],
    ['Perbiche-Neves, Gilmar & Boxshall, Geoffrey Allan', 19],
    ['Podshivalina, V. N. & Sheveleva, N. G. & Semenova, A. S.', 3],
    ['Saetang, Thanida & Maiphae, Supiyanit', 3],
    ['Saetang, Thanida & Sanoamuang, La-orsri & Maiphae, Supiyanit', 2],
    ['Sanoamuang, La-orsri & Watiroyram, Santi', 2],
    ['Sanoamuang, Laorsri & Watiroyram, Santi', 3],
    ['Shu, Shusen & Brancelj, Anton & Chen, Feizhou & Yang, Junxing', 2],
    ['Tran, Duc Luong & Brancelj, Anton', 3],
    ['Other (11)', 12]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=68)',
    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);