KARACHI  – Sindh Chief Secretary Raja Muhammad Abbas on Wednesday emphasised the need for undertaking far-reaching steps for the eradication of polio.He was presiding over a meeting in his office here on Wednesday regarding the matters pertaining to the Sindh Health Department.Abbas directed the health secretary that far-reaching measures should be taken to eradicate the polio. He also warned that no dereliction would be tolerated in this regard. It was pointed out that a three-day anti-polio campaign would commence from July 16.