| meat consumption and risk of colorectal cancer in japan: the miyagi cohort study. | the association between meat consumption and risk of colorectal cancer has been controversial. we examined this question in a large prospective cohort study in japan. from june through august 1990, 47,605 residents, aged 40-64 years, of miyagi prefecture in northern japan completed a self-administered questionnaire, including a food frequency questionnaire. in the study population, we observed 474 incident cases of colorectal cancer during 11 years of follow-up, to march 2001. we used the cox pr ... | 2006 | 16679863 |
| characterization of avian paramyxoviruses isolated from feral ducks in northern japan: the presence of three distinct viruses in nature. | seventy-eight strains of avian paramyxoviruses (pmv) were isolated from cloacal and/or tracheal swabs taken from 1,342 feral ducks, comprised of spot-bill ducks, mallards, pintails, teals, falcated teals, wigeons and buffle-heads, in wakuya-cho, miyagi prefecture, japan, between 1976 and 1979. five and a half percent of the ducks were positive for virus. serological and structural characterization indicated that three different avian paramyxoviruses are prevalent in the japanese feral duck popul ... | 1982 | 7132788 |