12 lead EKG : a practice workbook to be used in conjunction with audio tape / developed by Carolyn G. Smith-Marker : approved continuing education for nurses trough home study. -- 1st ed. -- Baltimore : Resource Applications, 1982. -- 55 s. : il. ; 28 cm. -- ISBN 0-932491-01-4

1. choroby srdca 2. elektrokardiografia - metódy - príručky

I. Smith-Marker, Carolyn G. II. Názov : Twelve lead EKG

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