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A prevalence survey of adverse reproductive outcomes was carried out in a population of 8867 persons (2951 men and 5916 women) who had been working in the floriculture industry in the Bogotá area of Colombia for at least six months. These workers were exposed to 127 different types of pesticides. The prevalence rates for abortion, prematurity, stillbirths,… (More)
Age-specific incidence curves for clinical cancer of the cervix in England and Wales show progressive changes over the period 1963-1978; in particular, a large reduction in incidence is seen in the age group 35-54. Since screening on any scale began in the early 1960s, we have investigated how much of this reduction in incidence in the middle age range can… (More)
The cause of death in 1951-1977 and cancer morbidity in 1959-73 were determined in 1094 (99.6%) eligible spouses of 1716 persons in Sweden who died from colon and rectum cancer in 1961. The risk of colorectal cancer and other possibly aetiologically related diseases was no higher in the spouses than in a matched population.