The objectives of this organization are (1) to promote the arts and sciences of preventive medicine and the betterment of public health; (2) to unite the cities and said counties in a cooperative effort according to Chapter 70.46, Revised Code of Washington; (3) to promote a uniform health policy within said area; and (4) to make possible and invite active participation of all agencies interested in public health including members of the medical, dental and nursing professions and other interested parties.