[A contribution to the frequency and assessment possibilities of chronic aspecific respiratory tract diseases (CARD)--an epidemiological study in the mostly agricultural district of Neubrandenburg].

A test was carried out in order to determine representative information on CNSRD prevalence in children at the age of 3 to 15 and to check possibilities of registration. A clinical examination was performed at a totality of 122,400 children of a district, a sample test of 2,927 children was carried out. 10% of the children suffer from chronic diseases of the respiratory tract.

[Primary medical care in social health research].

Primary health care as subject of recent and present research work carried out in the Institute of Social Hygiene is being described in the context of a historic review. The Institute's interest has been and is concentrated on morbidity and the state of health of rural populations as well as on health services provided for them. Emphasis is being layed on the growing independence of General Medicine as medical discipline because of it's key role in out-patient medical care.