Lock AD, Allen AR, Fleming AD, Goatman KA. The effect of watermarking on automated assessment of diabetic retinal images. IEEE T Inf Technol B. 2012 Jan 1.
Nguyen USDT, Rothman KJ, Demissie S, Jackson DJ, Lang JM, Ecker JL. Transfers among women intending a birth center delivery in the San Diego birth center study. J Midwifery Womens Health. 2009 Mar 1;54(2):104-10.