[Frequency and seasonal rhythm of premature births in relation to the weight and size of fetus].
D001835:Body Weight; D001837:Body Weights and Measures; D005260:Female; D005333:Fetus; D006801:Humans; D007743:Labor, Obstetric; D011247:Pregnancy; D047928:Premature Birth; D012621:Seasons
FETUS; LABOR; PREGNANCY
Frekvence p6red6casných porodu podle vah a mér plodu a jejich sezonni rytmus.