(Body surface, map or mapping) and (BSM-STUDY Heart Rate
LOW-LEVEL-POTENTIALS)
Circulation 1979 Apr;59(4):805-21.
Isopotential body surface mapping in subjects of all ages: emphasis on
low-level potentials with analysis of the method.
Spach MS, Barr RC, Warren RB, Benson DW, Walston A, Edwards SB,
NIL