function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Borbón, Carlos Manuel De & Zamar, María Inés', 6],
    ['Cavalleri, Adriano & Mound, Laurence A.', 24],
    ['Crawford, J. C.', 1],
    ['Elie, Ntirenganya & Yajin, Li & Yanlan, Xie & Yanli, Zhou', 3],
    ['Goldaracena, Arturo & Hance, Thierry', 2],
    ['González-Herrera, Allan & Retana-Salazar, A. P.', 3],
    ['Hood, Joseph Douglas', 1],
    ['Kim, Ok-Kyung & Ishikawa, Tadashi & Yamada, Yoshihiro', 2],
    ['Masumoto, Masami & Okajima, Shuji', 2],
    ['Masumoto, Masami & Okajima, Shûji', 1],
    ['Mirab-balou, M.', 5],
    ['Miyasato, Elisa Aiko', 8],
    ['Pal, Shash & Patidar, Abhishek & Kumar, Vikas', 3],
    ['Rasool, Iftekhar & Alattal, Yehya Zaki & Aldhafer, Hathal M.', 4],
    ['Vierbergen, Gijsbertus', 2],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=72)',
    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);