[On the problem of heart diseases in pregnancy].
D000328:Adult; D005260:Female; D006331:Heart Diseases / Q000453:epidemiology*; D006801:Humans; D008428:Maternal Mortality; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000453:epidemiology*
K otázce srdecních chorob v tĕhotenství.