Literal question
Has (name) ever received a DTP vaccination – i.e.an injection in the thigh or upper arm – to prevent him/her from getting diphtheria, tetanus, whooping cough, or?
Interviewer instructions
Circle the code corresponding to the response. If the answer is 'Yes', continue to the next question. If 'No' or 'DK', skip to IM13. Probe by indicating that DTP vaccination is sometimes given at the same time as Polio