Each and all of the respective areas of land attempted to be organized into public hospital districts prior to June 10, 1982, under the provisions of chapter 70.44 RCW where the canvass of the election on the proposition of creating a public hospital district shows the passage of the proposition are validated and declared to be duly existing public hospital districts having the respective boundaries set forth in their organization proceedings as shown by the files in the office of the legislative authority of the county in question, and by the files of such districts.