TY - JOUR T1 - THE ACTION OF SOME HEART TONICS JF - Journal of Pharmacology and Experimental Therapeutics JO - J Pharmacol Exp Ther SP - 31 LP - 49 VL - 38 IS - 1 AU - EMIL LEYKO Y1 - 1930/01/01 UR - http://jpet.aspetjournals.org/content/38/1/31.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -