[Effect of purine and their substitutes on dynamics of isolated and spontaneously beating heart].
D006321:Heart / Q000187:drug effects*; D011687:Purines / Q000494:pharmacology*; D013806:Theophylline / Q000494:pharmacology*
D011687:Purines; D013806:Theophylline; C030985:purine
HEART/effect of drugs on; PURINES/effects; THEOPHYLLINE/effects
Die Wirkung der Purine und ihrer Substituenten auf die Dynamik des isolierten, spontan schlagenden Froschherzens.