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Heart rate variability in time and frequency domains: effects of gallopamil, nifedipine, and metoprolol compared with placebo.
Schweizer, M W, Brachmann, J, Kirchner, U, Walter-Sack, I, Dickhaus, H, Metze, C, Kubler, WVolume:
70
Language:
english
Journal:
Heart
DOI:
10.1136/hrt.70.3.252
Date:
September, 1993
File:
PDF, 1.30 MB
english, 1993