. "Summary (Max) RR DurationPTCDISCSDTM-EGTEST" . "Quantitative Concept"^^ . "Summary (Max) RR DurationSYNCI" . . "Maximum RR Duration"^^ . "The maximum duration (time) between successive peaks of R waves in a particular set of RR intervals.NCI" . . "Maximum RR DurationPTNCI" . . "The maximum duration (time) between successive peaks of R waves in a particular set of RR intervals. (NCI)CDISC" . "RRMAXPTCDISCSDTM-EGTESTCD" . . "EKG_Maximum_RR_Duration"^^ . . "C62094"^^ . "C1880441"^^ . "Summary (Max) RR DurationSYCDISC" . "CDISC"^^ . "Maximum RR Duration"^^ . .