[Study of serum potassium concentration in prolonged pregnancy].
D005260:Female; D006801:Humans; D011188:Potassium / Q000097:blood*; D011247:Pregnancy; D011273:Pregnancy, Prolonged
D011188:Potassium
Prouchvaniia vurkhu kontsentratsiiata na serumniia kaliĭ pri udulzhena bremennost.