function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Darilmaz, Mustafa C. & Ahmed, Zubair', 2],
    ['Darilmaz, Mustafa C. & Kiyak, Suat', 1],
    ['Gustafson, Grey T. & Hájek, Jiří & Miller, Kelly B.', 5],
    ['Gustafson, Grey T. & Maier, Crystal A. & Baca, Stephen M.', 2],
    ['Gustafson, Grey T. & Miller, Kelly B.', 27],
    ['Hájek, Jiří & Reiter, Antonín', 5],
    ['Lee, Dae-Hyun & Ahn, Kee-Jeong', 2],
    ['Liang, Zulong & Angus, Robert B. & Jia, Fenglong', 3],
    ['Majka, Christopher', 2],
    ['Majka, Christopher & Kenner, Rex', 4],
    ['Polhemus, Dan A.', 16],
    ['Ramahandrison, Andriamirado Tahina & Rakouth, Bakolimalala', 2],
    ['Ribera, Ignacio & Hernando, Carles & Cieslak, Alexandra', 2],
    ['Suksai, Benjamart & Gustafson, Grey T. & Sites, Robert W.', 4],
    ['Webster, Reginald P. & DeMerchant, Ian', 2],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=84)',
    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);