[The electrocardiogram of some rheumatic valvular diseases in students of the primary and secondary terms].
Z E
ZE
GUTIERREZ LAVIN
R
R
FRANCO
A
A
LOPEZ SALGADO
C A
CA
BRADLEY
R
R
URRIBARRI
D004562:Electrocardiography; D006349:Heart Valve Diseases; D006351:Heart Valves; D006801:Humans; D012214:Rheumatic Heart Disease / Q000175:diagnosis*; D013334:Students
ELECTROCARDIOGRAPHY; HEART VALVES/diseases; RHEUMATIC HEART DISEASE/diagnosis