High incidence among homeless people of tuberculosis, malnutrition, respiratory problems, skin ulceration, & other infectious diseases. In US cities there has been a concentration on such stopgap measures as emergency shelters & welfare hotels to deal with the growing homeless population. While Canada has a safety net of national health, welfare, & social services, there is still a problem of obtaining access to the system; a comprehensive approach to the provision of housing, health care, & related community services has not yet evolved.