Vitals don't load pain scores

[shabiel]

Pain exists as a vital in VistA, so it should be doable.

LOINC code: 72514-3

Here's pain in VistA:

NAME: PAIN                              ABBREVIATION: PN
  RATE: YES                             RATE HELP: GMRV-PAIN RATE HELP
  PCE ABBREVIATION: PN
  RATE INPUT TRANSFORM: I '("UNAVAILABLEPASSREFUSED"[$$UP^XLFSTR(X)) K:(+X'=X!(X
>10&(X'=99))!(X<0)) X
EFFECTIVE DATE/TIME: AUG 9,2006@10:27:33
  STATUS: ACTIVE
EFFECTIVE DATE/TIME: JUL 26,2006@17:01:05
  STATUS: ACTIVE
  VUID: 4500635                         MASTER ENTRY FOR VUID: YES