Regular opium use and subsequent incidence of cancer

Fluoridation of Drinking Water and Subsequent Cancer Incidence and Mortality

The 1944-1945 Dutch famine and subsequent overall cancer incidence.

Caloric restriction seems to be the most potent dietary intervention to protect against a variety of cancers in animals. We investigated whether overall cancer risk is affected in humans after exposure to a brief famine, followed by a period of abundance. We used data of approximately 15,000 women who were exposed at various degrees to the 1944-1945 Dutch famine at ages between 2 and 33 years. ...

effect of listening strategy training on iranian efl learners listening comprehension and use of strategies

this study aimed to investigate the effects of listening strategy training on iranian efl learners listening comprehension and use of such strategies. this work, employing an experimental methodology, was conducted among 60 adult efl learners from a language institute in isfahan, iran, as participants. the participants, who were selected based on the results of a placement test, were assigned t...

task-based instruction, consciousness-raising and iranian efl learners acquisition and use of collocation

the present study sought to examine whether a task-based approach could have an impact on raising awareness of collocations. moreover, it sought to investigate the facilitative role of consciousness-raising tasks of collocations in the communicative instances of use. to this end, 68 intermediate learners of english were selected via a placement test. the participants were taught with classroom ...

Opium and bladder cancer: A systematic review and meta-analysis of the odds ratios for opium use and the risk of bladder cancer

OBJECTIVE The association between opium use and bladder cancer has been investigated in many studies, with varying reporting results reported. This study aims to estimate the total odds ratio for the association between bladder cancer and opium consumption using meta-analysis. METHODS The study was designed according to PRISMA guidelines. Two independent researchers searched for the relevant ...