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Alcohol and tobacco consumption are closely correlated and published results on their association with breast cancer have not always allowed adequately for confounding between these exposures. Over 80% of the relevant information worldwide on alcohol and tobacco consumption and breast cancer were collated, checked and analysed centrally. Analyses included(More)
Small-intestinal function was studied in 10 patients with visceral leishmaniasis. Vitamin-A absorption was impaired in 7 and d-xylose in 1. In 5 of the 10 patients Leishmania were demonstrated in biopsy specimens of intestinal mucosa. Parasitised macrophages were present in villous tips and less commonly in the lamina propria and submucosa; a moderate(More)
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