Nichols, W. L., Hultln, M. B., James, A. H., Manco-johnson, M. J., Montgomery, R. R., Ortel, T. L., … Yawn, B. P. (2009). von Willebrand factor content in Alphanate® (Laurence J. Logan) - Reply. Haemophilia, 15(1), 370–371. https://doi.org/10.1111/j.1365-2516.2008.01903.x

Nichols, W. L., M. B. Hultln, A. H. James, M. J. Manco-johnson, R. R. Montgomery, T. L. Ortel, M. E. Rick, J. E. Sadler, M. Weinstein, and B. P. Yawn. “von Willebrand factor content in Alphanate® (Laurence J. Logan) - Reply.” Haemophilia 15, no. 1 (2009): 370–71. https://doi.org/10.1111/j.1365-2516.2008.01903.x.

Nichols WL, Hultln MB, James AH, Manco-johnson MJ, Montgomery RR, Ortel TL, et al. von Willebrand factor content in Alphanate® (Laurence J. Logan) - Reply. Haemophilia. 2009;15(1):370–1.

Nichols, W. L., et al. “von Willebrand factor content in Alphanate® (Laurence J. Logan) - Reply.” Haemophilia, vol. 15, no. 1, 2009, pp. 370–71. Scival, doi:10.1111/j.1365-2516.2008.01903.x.

Nichols WL, Hultln MB, James AH, Manco-johnson MJ, Montgomery RR, Ortel TL, Rick ME, Sadler JE, Weinstein M, Yawn BP. von Willebrand factor content in Alphanate® (Laurence J. Logan) - Reply. Haemophilia. 2009;15(1):370–371.