What is the minimum age criteria for COVID vaccine in India?

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E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 209-211
E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart B (pp 202-403 of 604) p. 14-16
Practise the full SGPGI Nursing Officer-2023
Attempt every question from this paper in a timed mock, then review the full solution for each one.