Two to 11% of women diagnosed with breast cancer will develop contralateral breast cancer
in their lifetime. Women with a first primary are at a 2–6-fold increased risk of developing …

Background Several epidemiological studies have found that lung cancer is inversely related
to socioeconomic status (SES) and suggest it as a possible risk factor for lung cancer. This …

Herbicides are a heterogeneous class of chemicals used in agriculture, forestry, and urban
settings to kill weeds, shrubs, and broad-leaved trees. The role of herbicides in the etiology of …

Screening for cervical cancer was introduced throughout Canada in the late 1960s. Our
results show that there were large reductions in the incidence of cervical squamous cell …

We assessed the relation of serum iron, dietary iron, and the use of iron supplements to the
risk of fatal acute myocardial infarction in the Nutrition Canada Survey cohort. We found an …

Background: Medical workers can be exposed to low-dose ionizing radiation from various
sources. The potential cancer risks associated with ionizing radiation exposure have been …

Although farmers appear to be at an increased risk of prostate cancer, the specific
exposures which produce the excess risk remain unexplained. This study was based on a …

A case-control study of laryngeal cancer was conducted in southern Ontario between 1977
and 1979 with 204 subjects with newly diagnosed cancer and 204 controls. individually …

A cohort study of the mortality experience (1971–1985) of male Saskatchewan farmers has
been conducted. This study involved linkage of records of the almost 70,000 male farmers …

Purpose Kidney cancer is one of the fastest rising cancers worldwide. We aimed to examine
the trends in incidence, mortality, and survival for this cancer in Canada. Methods Incidence …