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abstractpubmed· Abstract 2017· item PMID:29048280

Changing Demographics and Prevalence of Body Lice among Homeless Persons, Marseille, France. The prevalence of body lice among 2,288 sheltered homeless persons in the city of Marseille during 2000-2017 was 12.2% and significantly decreased over time. We report a positive association between body lice infestations and older age, duration of stays in France for migrants, frequent consumption of alcohol, and tobacco smoking.