468.51 Nutrition counselor; renewal of licensure.—Any person previously certified as qualified by the board and holding a license to practice as a nutrition counselor in this state which was issued during the period from July 1, 1988, to March 30, 1997, based upon documentation that the person was employed as a practitioner of nutrition counseling previous to and on April 1, 1988, shall be eligible to renew his or her license pursuant to s. 468.514.