Warttig SL, Forshaw MJ, South J, White AK. New, normative, English-sample data for the Short Form Perceived Stress Scale (PSS-4). J Health Psychol. 2013 Dec;18(12):1617-28. doi: 10.1177/1359105313508346
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.
Van Houtven G, Poulos C. Valuing welfare impacts of beach erosion: an application of the structural benefit transfer method. Am J Agric Econ. 2009 Dec 1;91(5):1343-50.
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.