function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abalo-Loko, Goudjo Ameto & Guelly, Kudzo Atsu', 1],
    ['Bedoya, Ana M. & Pérez, Álvaro J.', 2],
    ['Bidault, Ehoarn & Boupoya, Archange & Ikabanga, Davy U.', 24],
    ['Cheek, Martin & Molmou, Denise & Magassouba, Sekou', 16],
    ['Chen, Bing-Hua & Zhang, Miao & Zhao, Kai & Zhang, Xiao-Hui', 1],
    ['Dauphin, Gregorio & Gradstein, S. Robbert & Allen, Noris Salazar', 1],
    ['Kato, Masahiro & Werukamkul, Petcharat & Won, Hyosig', 2],
    ['Krishnan, Remya & Khanduri, Priyanka & Tandon, Rajesh', 1],
    ['Kuetegue, Felix & Sonke, Bonaventure & Ameka, Gabriel K.', 43],
    ['Pugh, P. J. A.', 2],
    ['Reveal, James L. & Chase, Mark W. & Iii, - Apg & Iii, Apg', 1],
    ['Rial, Anabel', 1],
    ['Zhang, Miao & Zhang, Xiao-Hui & Ge, Chang-Li & Chen, Bing-Hua', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=96)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);