Khan, M. I. G. (2004). Rapid ECG interpretation (2nd ed.). Saunders.
Lua i Stíl Chicago (17ú heag.)Khan, M. I. Gabriel. Rapid ECG Interpretation. 2nd ed. Philadelphia: Saunders, 2004.
Lua MLA (9ú heag.)Khan, M. I. Gabriel. Rapid ECG Interpretation. 2nd ed. Saunders, 2004.
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