introduction: intestinal parasites have world wide prevalence and are considered to be as one of the leading hygienic and economic problems in the world. it can be said that there is nowhere in the world without parasitic infestations. the present study was conducted to determine the prevalence of intestinal parasites in patients referring to yazd central laboratory in 2000-2002. methods: the p...

background: the aim of the study was to determine the helminthic species occurring in great gerbil rhombomys opimus collected from maraveh tappeh, golestan province, northeast iran. methods : during 2010-2011, a total of 77 r. opimus were captured from rural areas of maraveh tap-peh, golestan province, using sherman live traps and examined for infectivity with any larva or adult stages of helmi...

background: blastocystis  is a zoonotic protozoan parasite habit in intestinal tract of humans and wide range of animals. because of the mysterious nature and unknown or less-known aspects of blastocystis, comprehensive information about epidemiology of this parasite is not available. the objective of this study was to investigate the available parasitology studies during the last decade in ira...

In response to the Institute of Medicine's To Err Is Human report on the prevalence of medical errors, the Leapfrog Group, an organization that promotes hospital safety and quality, established a voluntary hospital survey assessing compliance with several safety standards. Using data from the period 2002-07, we conducted the first longitudinal assessment of how hospitals in specific cities and ...

pponents of helmet legislation often argue that mandatory bicycle helmet legislation (MHL) is Othe primary impediment to an increase in cycling. The public debate regarding MHL recently flared up with the Leyonhjelm Senate inquiry and the Australian Capital Territory proposing a relaxation of their MHL in low speed areas. As there are numerous health and social benefits to cycling, such argumen...