[On the causes of high incidence of premature birth in Karcag].
D000022:Abortion, Spontaneous; D005260:Female; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D007752:Obstetric Labor, Premature; D011247:Pregnancy; D011295:Prenatal Care; D012924:Social Conditions
A karcagi magas koraszülött frequentia okairól.