function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anistratenko, Vitaliy V. & Neubauer, Thomas A.', 20],
    ['Cavallari, Daniel C. & Dornellas, Ana Paula S.', 18],
    ['Delicado, Diana & Machordom, Annie & Ramos, Marian A.', 13],
    ['Esu, Daniela & Girotti, Odoardo', 19],
    ['Falniowski, Andrzej & Lewarne, Brian & Rysiewska, Aleksandra', 14],
    ['Gloeer, Peter & Pesic, Vladimir', 14],
    ['Grego, Jozef', 28],
    ['Grego, Jozef & Mumladze, Levan & Falniowski, Andrzej', 31],
    ['Hershler, Robert & Liu, Hsiu-Ping & Landye, Jerry', 15],
    ['Hofman, Sebastian & Rysiewska, Aleksandra & Osikowski, Artur', 15],
    ['Marković, Vanja & Gojšina, Vukašin & Novaković, Boris', 20],
    ['Neubauer, Thomas A. & Velde, Sabrina van de & Yanina, Tamara', 26],
    ['Neubauer, Thomas A. & Wesselingh, Frank P.', 24],
    ['Wesselingh, Frank & Poorten, Jan Johan ter & Kijashko, Pavel', 66],
    ['Zhang, - H.', 22],
    ['Other (91)', 306]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=651)',
    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);