Social & Preventive Medicine Which age group is targeted in the catch up vaccination strategy of WHO for elimination of measles? A 6 months to 5 years B 9 months to 10 years C 9 months to 14 years D 6 months to 10 years 💡 Explanation Which age group is targeted in the catch up vaccination strategy of WHO for elimination of measles? ✓ Correct Answer: C. 9 months to 14 years