What is the age limit approved in COTPA bill for the sale of tobacco products and cigarettes in approved packing?

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E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart C (pp 404-604 of 604) p. 162-164
Practise the full GMCH Chandigarh - 2019
Attempt every question from this paper in a timed mock, then review the full solution for each one.