function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Candek, Klemen & Gregoric, Matjaz & Kostanjsek, Rok', 10],
    ['Crespo, Luis C & Domenech, Marc & Enguidanos, Alba', 3],
    ['Deltshev, Christo & Komnenov, Marjan & Blagoev, Gergin', 6],
    ['Haddad, Charles R. & WHVRáRZVND, Wdqgd', 3],
    ['Isaia, Marco & Paschetta, Mauro & Chiarle, Alberto', 2],
    ['Kanesharatnam, Nilani & Benjamin, Suresh P.', 2],
    ['Lin, Yejie & Xin, Yafei & Wang, Cheng & Li, Shuqiang', 2],
    ['Paschetta, Mauro & Christille, Claretta & Marguerettaz, Fabio', 3],
    ['Peng, Xianjin & Li, Shuqiang', 3],
    ['Ponomarev, A. V. & Bragina, T. M. & Shmatko, V. Yu.', 4],
    ['Richardson, Barry J.', 2],
    ['Rollard, Christine & Wesołowska, Wanda', 3],
    ['Wesolowska, Wanda & Haddad, Charles R.', 7],
    ['Wesołowska, Wanda & Haddad, Charles R.', 5],
    ['Wesołowska, Wanda & Russell-Smith, Anthony', 3],
    ['Other (13)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=74)',
    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);