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What is In a epidemic of poliomyelitis, the best way to stop spread is by - and explain in detail?
- within an epidemic area, OPV should be provided for all persons over 6 weeks of age who have not been completely immunised or whose immune status is unknown. - OPV offers herd immunity and this propey is used in controlling epidemic. Reference : Park's textbook of preventive and social medicine, 23rd edition, pg no:208 <\p>