SubjectID,Category,Label,Value,Unit,Year
O1577,demo,BirthYear,1991
O1577,demo,DeathYear, 
O1577,demo,Ethnicity,Non-Hispanic
O1577,demo,FirstRace,White
O1577,demo,MultiRacial,No
O1577,demo,Sex,Female
O1577,exam,AgeAtExam,29
O1577,exam,IsAbnormal,No
O1577,exam,PrimaryDiagnosis,Encounter for other specified antenatal screening
O1577,exam,ProcedureName,"OB U/S DETAILED, SINGLE GESTATION"
O1577,exam,SmokingStatus,Former Smoker
O1577,exam,Status,Alive
O1577,exam,Trimester,2
O1577,labs,BloodType,A Positive
