;EP
; Description
; This program is copied from the computed AGE field (2,.033) which
; calculates the AGE of a person based on their DOB (date of birth)
; and either the current date (DT) or their DOD (date of death)
;
; It has been modified to use another date passed into this function
; instead of just the previous two dates, DT and DOD.
;
; Input
; D0 - Patient IEN
; PDATE - Other date to compare patient's date of birth with
; QUAL - Include qualifier (YRS, DYS, MOS)