1. Chung BH, Yang KM, Hong SJ. Meta-analysis of alpha receptor antagonist for benign prostatic hyperplasia from papers that were published in Korea. Korean J Urol. 2005. 46:252–258.
2. Lallas CD, Preminger GM, Pearle MS, Leveillee RJ, Lingeman JE, Schwope JP, et al. Internet based multi-institutional clinical research: a convenient and secure option. J Urol. 2004. 171:1880–1885.
3. Lindh JD, Kublickas M, Westgren M, Rane A. Internet based clinical trial protocols as applied to a study of warfarin pharmacogenetics. Br J Clin Pharmacol. 2004. 58:482–487.
4. Lopez-Carrero C, Arriaza E, Bolanos E, Ciudad A, Municio M, Ramos J, et al. Internet in clinical research based on a pilot experience. Contemp Clin Trials. 2005. 26:234–243.
5. Avidan A, Weissman C, Sprung CL. An internet web site as a data collection platform for multicenter research. Anesth Analg. 2005. 100:506–511.
6. Food and drug administration. Title 21 code of federal regulations (21 CFR part 11). "electronic records; electronic signatures.".