background brucellosis is a zoonotic disease involving several organs with different presentations. it is primarily a disease of animals. human infection is usually acquired by close contact with infected animals or consumption of unpasteurized dairy products. the major reservoirs include goat, sheep, swine and cattle. human to human transmission of brucellosis is a rare entity, especially peri...

hepatitis b (hb) disease occurs with high risk behaviors in the different communities. aim of this study was to find out some of local customs in lifestyle that might be risk factors for transmitting this disease in order to design the educational programs and control it periodically in chaharmahal va bakhtiari, iran. this was a case-control study, carried out on patients with hb and the contro...

This paper attempts to detect the existence of links in consumption preferences between generations. Preferences for consumption goods may be determined by the preferences of parents (vertical transmission) and/or by preferences arising from the environment (horizontal transmission). We propose an indirect methodology to overcome the lack of data on consumption choices of dynasties, i.e., paren...