function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Al-Kandari, Manal Abdulrahman & Khalaji-Pirbalouty, Valiallah', 2],
    ['Farquharson, Charon & Smit, Nico J. & Grutter, Alexandra S.', 2],
    ['Farquharson, Charon & Smit, Nico J. & Sikkel, Paul C.', 1],
    ['Ferreira, Maryke L. & Smit, Nico J & Davies, Angela J', 1],
    ['Hadfield, Kerry A. & Schizas, Nikolaos V. & Chatterjee, Tapas', 2],
    ['Hadfield, Kerry A. & Smit, Nico J. & Avenant-Oldewage, Annemarié', 1],
    ['Khalaji-Pirbalouty, Valiallah & Al-Kandari, Manal Abdulrahman', 6],
    ['N, Jörundur Svava R S S O & Bruce, Niel L.', 12],
    ['Ortiz, Manuel & Winfield, Ignacio & Varela, Carlos', 2],
    ['Ota, Yuzo', 16],
    ['Ota, Yuzo & Erasmus, Anja & Grutter, Alexandra S.', 6],
    ['Ota, Yuzo & Hirose, Euichi', 4],
    ['Smit, Nico J. & Hadfield, Kerry A.', 2],
    ['Song, Ji-Hun & Min, Gi-Sik', 2],
    ['Svavarsson, Jörundur & Bruce, Niel L.', 13],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=78)',
    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);