function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Chamutiová, Tímea & Hamerlík, Ladislav & Bitušík, Peter', 101],
    ['Cranston, Peter S.', 66],
    ['Epler, John H.', 46],
    ['Ferrington Jr, Leonard C. & Saether, Ole A.', 177],
    ['Fu, Yue & Saether, Ole A. & Wang, Xinhua', 51],
    ['Ivkovic, Marija & Doric, Valentina & Baranov, Viktor', 69],
    ['Makarchenko, Eugenyi A. & Semenchenko, Alexander A.', 64],
    ['Mendes, Humberto Fonseca & Andersen, Trond', 61],
    ['Namayandeh, Armin & Bilyj, Bohdan & Beresford, David V.', 53],
    ['Oyewo, Emmanuel Adeoye & Saether, Ole A.', 68],
    ['Saether, Ole A.', 139],
    ['Silva, Fabio Laurindo Da & Fonseca-Gessner, Alaide Aparecida', 43],
    ['Tasdemir, Ayse & Akyildiz, Gurcay Kivanc', 401],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 56],
    ['Zhang, Ruilei & Song, Chao & Qi, Xin & Wang, Xinhua', 195],
    ['Other (375)', 2367]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=3957)',
    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);