S.Y. Yang, J.J. Chieh, W.C. Wang, C.Y. Yu, C.B. Lan, J.H. Chen, H.E. Horng, Chin-Yih Hong, and H.C. Yang, “Ultra-highly sensitive and wash-free bio-detections for H5N1 virus via magnetoreduction assays”, J. Virol. Methods 153, 250-252 (2008).