function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alfred W. Thomson & Lawrence M. Page', 229],
    ['Dao, Wei & Li, Xu & Yang, Hong-Fu & Zhou, Wei', 19],
    ['Eagderi, Soheil & Mouludi-Saleh, Atta & Esmaeili, Hamid Reza', 7],
    ['Heok Hee Ng', 45],
    ['Heok Hee Ng & David R. Edds', 9],
    ['Heok Hee Ng & Heok Hui Tan', 13],
    ['Hora, S. L.', 6],
    ['Li, S. - S.', 8],
    ['Mousavi-Sabet, Hamed & Eagderi, Soheil & Vatandoust, Saber', 7],
    ['Ng, Heok Hee', 8],
    ['Ng, Heok Hee & Kottelat, Maurice', 30],
    ['Sayyadzadeh, Golnaz & Esmaeili, Hamid Reza', 7],
    ['Xu Li & Wei Zhou & Alfred W. Thomson & Qing Zhang & Ying Yang', 7],
    ['Zhou, Wei & Li, Xu & Yang, Ying', 11],
    ['Çiçek, Erdoğan & Fricke, Ronald & Eagderi, Soheil', 7],
    ['Other (101)', 169]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=582)',
    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);