[The electrocardiogram of some rheumatic valvular diseases in students of the primary and secondary terms].
GUTIERREZ LAVIN
Z E
ZE
FRANCO
R
R
LOPEZ SALGADO
A
A
BRADLEY
C A
CA
URRIBARRI
R
R
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