Gaya APA

[et.al], B, H. (2004). Lead selection and implantation technique for biventricular pacing . : Elsevier Ltd on behalf of The European Society of Cardiology.

Gaya MLA

[et.al], Bert, Hanskya. "Lead selection and implantation technique for biventricular pacing". : Elsevier Ltd on behalf of The European Society of Cardiology, 2004. e-journal.