The Advertising Standards Authority has dismissed a complaint about West Surrey health authority and Ashford and St Peter's Hospitals trust by MP David Wilshire.The MP complained that the advertisements about the future of emergency services at Ashford Hospital were misleading.The ASA concluded they were not.HA chief executive Jenny Griffiths said it strived to provide the best healthcare possible given its budget, even if this 'sometimes requires changes that are not universally liked'.