LAHORE - Social and non-governmental organisations have appreciated Walton Cantonment Board (WCB) for timely conducting spray to control dengue and other viral diseases in the area. Representatives of Model Welfare Society, Bhullay Shah Welfare Society, Majlis-e-Araian and various other organisations expressed these views during a seminar organised by Majlis-e-Smaji Karkhunan Pakistan here on Saturday. President Majlis-e-Smaji Karkunan Pakistan who presided the seminar said that collective efforts were needed to control the diseases. He also appreciated the initiatives taken by Chief Executive WCB Khurshid Ali Khan and assured cooperation in this regard. Vice President Anjaman-e-Araian Ch M Zahid said that Khurshid Ali Khan has provided fogging vehicles, staff and made other arrangements to control dengue fever.