Fondell E, Lagerros YT, Sundberg CJ, Lekander M, Balter O, Rothman KJ, Balter K. Physical activity, stress, and self-reported upper respiratory tract infection. Med Sci Sports Exerc. 2011 Feb 1;43(2):272-9.
Loughlin J, Quinn S, Rivero E, Wong J, Huang J, Kralstein J. Tegaserod and the risk of cardiovascular ischemic events: an observational cohort study. J Cardiovasc Pharmacol. 2010 Jun;15(2):151-7.
Anderson JJB, Anthony MS, Cline JM, Washburn SA, Garner SC. Health potential of soy isoflavones for menopausal women. Public Health Nutr. 1999 Apr;2(4):489-504.
Dubrey SW, Gnanasakthy A, Stein WK, Song JG, Hardman T, Hynd J, Noble MI. Enoximone in chronic stable angina: a double-blind placebo-controlled cross-over trial. J Cardiovasc Pharmacol. 1994 Apr;23(4):532-8.