35 Registration services for diagnostic testing; referral services in the fields of medical, health or clinical care; information services providing results from diagnostic testing, information regarding testing procedures, information regarding disease conditions and disease prevention, and information regarding medical, hospital, insurance or billing records; product demonstration services in the field of diagnostic testing; computer services, namely, information storage and retrieval services in the fields of diagnostic testing and preparations for the treatment, monitoring or diagnosis of disease; trade information services in the fields of medical, health, or clinical care; database management of diagnostic testing and results, database management of medical, hospital, insurance or billing records