function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abalo-Loko, Goudjo Ameto & Guelly, Kudzo Atsu', 4],
    ['Ah-Peng, Claudine & Bardat, Jacques & Pócs, Tamás', 1],
    ['Bakalin, Vadim A. & Maltseva, Yulia D. & Klimova, Ksenia G.', 1],
    ['Dauphin, Gregorio & Gradstein, S. Robbert & Allen, Noris Salazar', 1],
    ['Engel, John J. & He, Xiaolan & Glenny, David', 1],
    ['Jarvis, Charlie', 2],
    ['Osman, Imen Ben & Hugonnot, Vincent & Muller, Serge D.', 1],
    ['Schäfer-Verwimp, A.', 5],
    ['Silva, Jainara Pereira & Oliveira-da-Silva, Fúvio Rubens', 1],
    ['Söderström, Lars & Crandall-Stotler, Barbara', 1],
    ['Söderström, Lars & Hagborg, Anders & Konrat, Matt Von', 60],
    ['Söderström, Lars & Váňa, Jiŕí & Crandall-Stotler, Barbara', 63],
    ['Thouvenot, Louis', 34],
    ['Thouvenot, Louis & Price, Michelle J.', 2],
    ['Xu, Hao & Xu, Jing-Jing & Ma, Xiao-Ying & Zhu, Rui-Liang', 2],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=180)',
    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);