TY - RPRT TI - Computer interpretation of Frank vectorcardiogram in normal infant: Longitudinal and cross-sectional observations from birth to 2 years of age. AU - B Guller AU - P C O'Brien AU - R E Smith AU - W H Weidman AU - J W DuShane PY - 1975 DO - 10.1016/s0022-0736(75)80046-x UR - https://pubmed.ncbi.nlm.nih.gov/125774/ ID - 125774 ER -