10In section 1 of the principal Act (which among other things provides for the establishment of the national health service and the provision of services in accordance with the following provisions of that Act), in subsection (1) for the words " the following provisions of this Act" there shall be substituted the words " the National Health Service Acts 1946 to 1973 " and in subsection (2) for the words " this Act" there shall be substituted the words " those Acts ".