[Research on the action of phospholipid fractions of nerve tissue on the contraction strength of the frog heart].
D000818:Animals; D001001:Anura; D001688:Biological Products; D006321:Heart / Q000494:pharmacology*; D009417:Nerve Tissue; D010743:Phospholipids / Q000494:pharmacology*
D001688:Biological Products; D010743:Phospholipids; C068291:poractant alfa
HEART/pharmacology; PHOSPHOLIPIDS/pharmacology