function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barabanov, Andrei V. & Doronin, Igor V.', 1],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 8],
    ['Fukuyama, Ryobu & Fukuyama, Ibuki & Kurita, Takaki', 1],
    ['Koch, André & Arida, Evy & Mcguire, Jimmy A.', 2],
    ['Lee, Justin L.', 2],
    ['Leviton, Alan E. & Siler, Cameron D. & Weinell, Jeffrey L.', 8],
    ['Teynié, Alexandre & David, Patrick & Ohler, Annemarie', 1],
    ['Weinell, Jeffrey L. & Hooper, Errol & Leviton, Alan E.', 1],
    ['Yang, Jian-Huan & Zheng, Xi', 1],
    ['Yeung, Ho Yuen & Lau, Michael W. N. & Yang, Jian-Huan', 1],
    ['Ziegler, Thomas & Hendrix, Ralf & Thanh, Vu Ngoc & Vogt, Martina', 1],
    ['Ziegler, Thomas & Quyet, Le Khac', 1],
    ['Ziegler, Thomas & Tran, Vu A. & Babb, Randall D.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=29)',
    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);