function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Candek, Klemen & Gregoric, Matjaz & Kostanjsek, Rok', 12],
    ['Clerck, Carl Alexander', 66],
    ['Crespo, Luis C & Domenech, Marc & Enguidanos, Alba', 4],
    ['Dean, David Allen', 19],
    ['Deltshev, Christo & Komnenov, Marjan & Blagoev, Gergin', 14],
    ['Isaia, Marco & Paschetta, Mauro & Chiarle, Alberto', 5],
    ['Liu, Ping & Irfan, Muhammad & Yang, Su-Fang & Peng, Xian-Jin', 3],
    ['Mi, Xiaoqi & Li, Shuqiang', 12],
    ['Mi, Xiaoqi & Li, Shuqiang & Pham, Dinh-Sac', 4],
    ['Mi, Xiaoqi & Wang, Cheng & Gan, Jiahui', 8],
    ['Paquin, Pierre & Dupérré, Nadine', 4],
    ['Tanikawa, Akio', 11],
    ['Trilikauskas, L. A.', 4],
    ['W. Framenau, Volker', 22],
    ['Wu, Yibei & Wang, Cheng & Wu, Nanfei & Zhang, Mengfei', 5],
    ['Other (17)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=218)',
    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);