Cardiac seasonal variation, a qualitative change in pharmacologic response to ethylenediamine.
D000818:Animals; D003080:Cold Temperature; D005029:Ethylenediamines / Q000494:pharmacology*; D005260:Female; D006321:Heart / Q000187:drug effects*; D008297:Male; D012104:Reptiles; D012621:Seasons
D005029:Ethylenediamines