V. Setiawaty, E. R. Sedyaningsih, T. M. Sudiro, M. R. D. van Beest Holle, K. N. Pangesti, and F. Ibrahim, “Antibody anti-H5N1 detection in poultry farmers and workers in poultry collection facilities in Indonesia, 2007”, Med J Indones, vol. 19, no. 2, pp. 124–9, May 2010.