How often did you have pain in the center of the upper stomach in the past 7D:NRat:7D:^Patient:Ord:PhenX
how often did you have pain in the center of the upper stomach in the past 7d:nrat:7d:^patient:ord:phenx
How often did you have pain in the center of the upper stomach in the past 7 days [PhenX]
how often did you have pain in the center of the upper stomach in the past 7 days [phenx]