function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abotsi, Komla Elikplim & Kokou, Kouami & Dubuisson, Jean-Yves', 14],
    ['Almeida, Thais Elias & Salino, Alexandre', 8],
    ['Carmes, Amanda Angélica & Dechoum, Michele de Sá', 4],
    ['Christenhusz, Maarten J. M. & Zhang, Xian-Chun', 7],
    ['Copeland, Edwin Bingham', 3],
    ['Fernandes, Rozijane Santos & Yesilyurt, Jovita Cislinski', 7],
    ['Holttum, Richard Erick', 74],
    ['Jarvis, Charlie', 13],
    ['Kessler, Michael & Smith, Alan R. & Øllgaard, Benjamin', 10],
    ['Lorence, David H. & Wagner, Warren L. & Wood, Kenneth R.', 4],
    ['Patel, Nikisha R. & Fawcett, Susan & Gilman, Arthur V.', 4],
    ['Rajapaksha, Ranil', 4],
    ['Rakotondrainibe, France & Jouy, Alain', 4],
    ['Salino, Alexandre & Almeida, Thais E. & Smith, Alan R.', 288],
    ['Zhou, Ya-Dong & Mwachala, Geoffrey & Hu, Guang-Wan', 13],
    ['Other (11)', 19]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=476)',
    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);