Boyett B, Wiest K, McLeod LD, Nelson LM, Bickel WK, Learned SM, Heidbreder C, Fudala PJ, Le Moigne A, Zhao Y. Assessment of craving in opioid use disorder: psychometric evaluation and predictive validity of the opioid craving VAS. Drug Alcohol Depend. 2021 Dec 1;229(Pt B):109057. doi: 10.1016/j.drugalcdep.2021.109057
Hitsman B, Hogarth L, Tseng L, Teige JC, Shadel WG, DiBenedetti DB, Danto S, Lee TC, Price LH, Niaura R. Dissociable effect of acute varenicline on tonic versus cue-provoked craving in non-treatment-motivated heavy smokers. Drug Alcohol Depend. 2013 Jun 1;130(1-3):135-41.
Edwards PET, Parsons GR, Myers KH. The economic value of viewing migratory shorebirds on the Delaware Bay: an application of the single-site travel cost model using on-site data. Hum Dimens Wildl. 2011;16(6):435-44. doi: 10.1080/10871209.2011.608180
Wallner (MacLeod) S, Kendall P, Hillers V, Bradshaw E, Medeiros LC. Online continuing education course enhances nutrition and health professionals' knowledge of food safety issues of high-risk populations. J Am Diet Assoc. 2007 Aug;107(8):1333-8. doi: 10.1016/j.jada.2007.05.014