S7 [(Were you)/(Was he/she)] on active duty in Vietnam, Laos, or Cambodia; in the waters in or around these countries; or fly missions over these areas at any time between August 5, 1964 and May 7, 1975?
(1) Yes
(2) No
Blind: (D) Don't know
(R) Refused
If (any PEAFWHN(1-4) =5 AND any PEAFWHN(1-4) ne 4) OR (any PEAFWHN(1-4) =3 AND any PEAFWHN(1-4) ne 4 or 5 AND PRTAGE >= 70) then goto S7a
Else if any PEAFWHN(1-4) = 1 then goto S8
Else if any PEAFWHN(1-4) = 6,7,8,9 goto S10
Else goto S9