preferred_name: Patient received an influenza vaccine on or between july 1 of the year prior to the measurement period and june 30 of the measurement period (M1168)
preferred_name_lc: patient received an influenza vaccine on or between july 1 of the year prior to the measurement period and june 30 of the measurement period (m1168)
label: Pt recd flu vax 7/1-6/30
label_lc: pt recd flu vax 7/1-6/30