preferred_name: Patient did not receive at least one td vaccine or one tdap vaccine between nine years prior to the encounter and the end of the measurement period
preferred_name_lc: patient did not receive at least one td vaccine or one tdap vaccine between nine years prior to the encounter and the end of the measurement period
label: Pt no rec td/tdap 9yrs prior
label_lc: pt no rec td/tdap 9yrs prior