<P> The original structure of the NHS in England and Wales had three aspects, known as the tripartite system: </P> <Ul> <Li> Hospital Services: 14 Regional Hospital Boards were created in England and Wales to administer the majority of hospital services . Beneath these were 400 Hospital Management Committees which administered hospitals . Teaching hospitals had different arrangements and were organised under Boards of Governors . </Li> <Li> Primary Care: GPs were independent contractors (that is they were not salaried employees) and would be paid for each person on their list . Dentists, opticians and pharmacists also generally provided services as independent contractors . Executive Councils were formed and administered contracts and payments to the contractor professions as well as maintaining lists of local practitioners and dealing with patients . </Li> <Li> Community Services: Maternity and Child Welfare clinics, Health Visitors, midwives, health education, vaccination & immunisation and ambulance services together with environmental health services were the responsibility of local authorities . This was a continuation of the role local government had held under the Poor Law . </Li> </Ul> <Li> Hospital Services: 14 Regional Hospital Boards were created in England and Wales to administer the majority of hospital services . Beneath these were 400 Hospital Management Committees which administered hospitals . Teaching hospitals had different arrangements and were organised under Boards of Governors . </Li> <Li> Primary Care: GPs were independent contractors (that is they were not salaried employees) and would be paid for each person on their list . Dentists, opticians and pharmacists also generally provided services as independent contractors . Executive Councils were formed and administered contracts and payments to the contractor professions as well as maintaining lists of local practitioners and dealing with patients . </Li>

When was the nhs founded and by whom