function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abibulaeva, Alie & Yalçin, Çağri & Durucan, Furkan', 1],
    ['Bharathidasan, Veeraiyan & Sarathy, Palanivel Partha', 1],
    ['Canals, Oriol & Salvadó, Humbert', 1],
    ['Chatterjee, Tapas & Dovgal, Igor & Fernandez-Leborans, Gregorio', 1],
    ['Chatterjee, Tapas & Dovgal, Igor & Fontaneto, Diego', 2],
    ['Chatterjee, Tapas & Dovgal, Igor & Mayén-Estrada, Rosaura', 5],
    ['Chаtterjee, Tаpаs & Dovgаl, Igor & Pešić, Vlаdimir', 1],
    ['Durán-Ramírez, Carlos Alberto & Dias, Roberto Júnio Pedroso', 2],
    ['Li, Ming & Li, Weidong & Ge, Xianping & Wang, Chong & Zhang, Lin', 1],
    ['Mayén-Estrada, Rosaura & Pinto Utz, Laura R.', 2],
    ['Nitta, Masato', 1],
    ['Peng, Xiaohui & Shi, Xinlu & Warren, Alan', 2],
    ['Porto, Ana Victoria Dunke & Rigo, Francine Vargas & Warren, Alan', 196],
    ['Souza, Pedro Mendes De & Rossi, Mariana Fonseca', 45],
    ['Utz, Laura R. P.', 1],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=264)',
    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);