function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Boldin, Vladislav I. & Nikitin, Yuri G.', 1],
    ['Bolotov, Ivan N. & Vikhrev, Ilya V. & Lopes-Lima, Manuel', 1],
    ['Breure, Abraham S. H. & Tardy, Emmanuel', 4],
    ['Chen, Zhong-Guang & Dai, Yu-Ting & Ouyang, Shan', 3],
    ['Evenhuis, Neal L. & O’Hara, James E. & Pape, Thomas', 1],
    ['Frank, Christa', 1],
    ['Graf, Daniel L. & Cummings, Kevin S.', 4],
    ['Jeratthitikul, Ekgachai & Paphatmethin, Siwanon', 1],
    ['Jeratthitikul, Ekgachai & Sutcharit, Chirasak & Ngor, Peng Bun', 3],
    ['Kashiri, Hadise & Wahidi, Abdul Bashir & Dezful, Amin Chelemal', 1],
    ['Kongim, Bangon & Sutcharit, Chirasak & Panha, Somsak', 2],
    ['Liu, Lili & Zhang, Liping & Jin, Dandong & Wang, Haotian', 1],
    ['Ng, Ting Hui & Jeratthitikul, Ekgachai & Sutcharit, Chirasak', 10],
    ['Skawina, Aleksandra & Dzik, Jerzy', 6],
    ['Watters, George Thomas', 7],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=54)',
    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);