[Measurement of the activity of K ions in biological liquids].
D000818:Animals; D002415:Cats; D006801:Humans; D008722:Methods; D010783:Photometry; D011188:Potassium / Q000097:blood*; D011199:Potentiometry; D012964:Sodium / Q000097:blood
D012964:Sodium; D011188:Potassium
Izmerenie aktivnosti ionov K v biologicheskikh zhidkostiakh.