… The purpose of this review is to summarise the key features of the epidemiology of breast
cancer, emphasising factors that are particularly important or have been established relatively …

… A key strength of this approach is that the same methodology can be applied to most countries,
providing coverage and standardization. Its weakness is that it does not directly measure …

… 83 Key TJ, Pike MC. The dose–effect relationship between ‘unopposed’ oestrogens and
endometrial mitotic rate: its central role in explaining and predicting endometrial cancer risk. …

Estimates of the prevalence of the polycystic ovary syndrome (PCOS) in the general
population have ranged from 2–20%. The vast majority of these reports have studied White …

Notwithstanding the potential public health impact of the polycystic ovary syndrome (PCOS),
estimates regarding its prevalence are limited and unclear. Between July 1998 and October …

The European Prospective Investigation into Cancer and Nutrition (EPIC) is an ongoing
multi-centre prospective cohort study designed to investigate the relationship between nutrition …

Background Ambient air pollution is suspected to cause lung cancer. We aimed to assess
the association between long-term exposure to ambient air pollution and lung cancer …

Background Dietary fibre is thought to protect against colorectal cancer but this view has been
challenged by recent prospective and intervention studies that showed no protective effect…

Objective:To assess the validity of self-reported height and weight by comparison with
measured height and weight in a sample of middle-aged men and women, and to determine the …

Background: Current evidence suggests that high red meat intake is associated with increased
colorectal cancer risk. High fish intake may be associated with a decreased risk, but the …