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
Merrill RM, Madanat H, Layton JB, Hanson CL, Madsen CC. Smoking prevalence, attitudes, and perceived smoking prevention and control responsibilities and behaviors among physicians in Jordan. Int Q Community Health Educ. 2006;26(4):397-413.
Coombs J, McBurney C, Gondek K, Copley-Merriman C. Evidence of patient reported outcomes in labeling for oncology products: evaluation of United States and European labels. Mapi Quality of Life Newsletter. 2002 Oct;29:1-3.
Shah S, Sesti AM, Chopra T, McLaughlin-Miley C, Copley-Merriman K. Quality of life terminology documented in package inserts. Mapi Quality of Life Newsletter. 2001 Jul;27:1-3.