"Unethical conduct" means:
(c) Using or causing or promoting the use of any advertising matter, promotional literature, testimonial, guarantee, warranty, label, brand, insignia, or any other representation, however disseminated or published, that is misleading, deceiving, improbable or untruthful.
(d) Representing that the services or advice of a person licensed to practice medicine will be used or made available in the practice of speech-language pathology or audiology if that is not true, or using the word "doctor" or "professor" or other like words, abbreviations, or symbols inaccurately.
(f) Violating the ethical standards of practice adopted by the board under ORS 681.420 (Powers and duties). [Formerly 694.305; 1985 c.64 §3; 1989 c.224 §133; 1989 c.491 §67; 1995 c.280 §1; 2001 c.626 §1; 2005 c.698 §1]Oregon Legislature 1