function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alberto T. Barrion & Aimee Lynn A. Barrion-Dupo', 4],
    ['Candek, Klemen & Gregoric, Matjaz & Kostanjsek, Rok', 6],
    ['Castanheira, Pedro De Souza & Baptista, Renner Luiz Cerqueira', 8],
    ['Castanheira, Pedro de Souza & Baptista, Renner Luiz Cerqueira', 19],
    ['Crespo, Luis C & Domenech, Marc & Enguidanos, Alba', 4],
    ['Dean, David Allen', 11],
    ['Deltshev, Christo & Komnenov, Marjan & Blagoev, Gergin', 10],
    ['Dimitrov, Dimitar & Álvarez-Padilla, Fernando & Hormiga, Gustavo', 3],
    ['Gillespie, Rosemary G.', 6],
    ['Li, Song-lin & Liu, Ping & Peng, Xian-jin', 4],
    ['Lin, Yejie & Wu, Lingbing & Cai, Ducheng & Li, Shuqiang', 3],
    ['Paschetta, Mauro & Christille, Claretta & Marguerettaz, Fabio', 4],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 5],
    ['Trilikauskas, L. A. & Sergeev, M. E.', 4],
    ['de Souza Castanheira, Pedro & Baptista, Renner Luiz Cerqueira', 3],
    ['Other (17)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=119)',
    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);