A new study published on the medRxiv* preprint server investigated changes in RI coverage using two key indicators – diphtheria-tetanus-pertussis first-dose (DTP1) and third-dose (DTP3). DTP3 serves as a general marker for immunization system performance, while DTP1 is used as a proxy for inequity - quantifying Zero Dose (ZD) children––those that receive no childhood vaccinations