Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
Question pretext
(a) Copy dates for each vaccination from the card. (b) Write '44' in day column if card shows that vaccination was given but no date recorded. Date of immunization measles or MMR
Interviewer instructions
Copy dates for each vaccination from the card. Write '44' in day column if card shows that vaccination was given but no date recorded.