a study was made of the peculiarities of therapy of chronic heart failure ( chf ) resulting from rheumatic heart disease under low-altitude ( 200 patients ) and high-altitude ( 139 patients ) conditions using strophanthin ( 76 patients ) , digoxin ( 76 patients ) , myofedrin ( 30 patients ) , nitroglycerin ( 43 patients ) , nitrong ( 35 patients ) , corvaton ( 46 patients ) , hydralazine ( 40 patients ) , nifedipine ( 52 patients ) , and verapamil ( 31 patients ) .
C0035439
rheumatic heart disease
C0020223
hydralazine