Product sampling, a promotional tactic long employed by brands looking to enter a new market, release a new product, or increase existing sales, has recently been applied in the online context. This seems a viable strategy given the Internet’s capability to reach a wide audience and track consumer responses. Furthermore, firms may acquire product consumption experience information from the cons...

conclusions at present, no single diagnostic procedure is able to cause damage to the embryo or fetus. there are possible harmful effects for doses above 0.2 - 0.25 gy (20-25 rad). context many women of reproductive age and pregnant women require diagnostic tests involving ionizing radiation. fetal exposure to radiation worries both the patient and the obstetricians and could lead to inappropri...

the main objective was to find association between basal cortisol and neighborhood-level stress. systematic searches, including electronic and hand searches, were conducted. the most recent date of the search was july 26, 2013. primary observational studies included if they considered stress related outcomes in the neighborhood context. using the endnote x7 advanced search option; the authors e...

the intervention of urban design in irans architectural structures has been for many years a challenging issue for architects and urban designers over their professional realm. the preservation of architectural structures in iran has always resorted to extremes. this control and direction has sometimes resulted in exclusion of architecture position and has sometimes, once faced with lack of pro...

technology has had many influences on the iranian society in different eras. today, information and telecommunication technologies have revolutionized the basic structures of society and a new network society has been propagated inside the traditional and semi-modern context. in countries like iran, which are in the process of modernization, a chaos deriving from the transition period is observ...

s identified in the databases (SciELO=75; Google scholar=9; EBSCO =312; pubMed=112; Scopus=30 (n=538) Full articles assessed for eligibility (n=208) Excluded abstracts n=10 for duplicity n=189 for subject n=30 for language n=69 lack of access to full-text n=22 book reviews n=10 editorials Full articles excluded n=118 restricted to intrauterine development n=15 Central topic of obesity n=28 No i...

http://journals.cambridge.org/bjh This leading international journal publishes scholarly papers and review articles on all aspects of the history of science. History of science is interpreted widely to include medicine, technology and social studies of science. BJHS papers make important and lively contributions to scholarship and the journal has been an essential library resource for more than...

A good book review provides documentation for its evaluations, especially when they are either very positive or very negative. A good review is also faithful to what the author has written and bases criticisms or praise on accurate paraphrasing or quotes from the book. This review by Thompson fails on both accounts. Critical comments are not documented and the review is based on what Thompson i...

Using book review data on Amazon.com, the authors extend current research into online consumer reviews by empirically investigating the context dependence effect in the review writing process. They find that when product quality remains constant, later reviews tend to differ from previously posted ones, and the difference is moderated by the popularity of the product, the variance of previous r...