42 Design and development of computers and computer programs; design and development of computers and computer programs for dentists; development of computer programs, maintenance of computer software, updating of computer software; development of computer programs, maintenance of computer programs, updating of computer programs in the field of dentistry and dental clinics; analysis and testing of dental apparatus and instruments used in masticatory performance and other oral function deficiencies, such as swallowing and speech deficiencies, tongue and lip force and motricity issues, or dry mouth to assure compliance with industry standards, and scientific research services; analysis and testing and scientific research services relating to oral function, namely, eating including chewing, grinding, swallowing, and tasting, speaking including pronunciation, conversation, and singing, emotional expression including laughter and anger and breathing in the field of dentistry, and scientific research services in the field of dentistry; analysis and testing and scientific research services relating to oral function, namely, eating including chewing, grinding, swallowing, and tasting, speaking including pronunciation, conversation, and singing, emotional expression including laughter and anger and breathing in the medical field; analysis and testing and scientific research services relating to oral function, namely, eating including chewing, grinding, swallowing, and tasting, speaking including pronunciation, conversation, and singing, emotional expression including laughter and anger and breathing in the field of pharmaceutical preparations; analysis and testing and scientific research services relating to oral function, namely, eating including chewing, grinding, swallowing, and tasting, speaking including pronunciation, conversation, and singing, emotional expression including laughter and anger and breathing in the field of cosmetics