42 Computer software and systems services, namely, design for others, computer project management, maintenance, updating, upgrading, development, installation, duplication, planning of electronic communication networks, and consultancy of computer software and computer software systems in the field of healthcare for others; leasing of computers; analysis of computer programming and computer systems; data recovery services; computer programming; software engineering; technical consultation in the field of software engineering; technical support services, namely, monitoring of network systems, providing back-up computer programs and facilities, and troubleshooting of computer hardware and software problems; computerized database management; database development services; implementation services, namely, consultation services in the fields of database implementation and installation of computer software; computer software and systems training services; maintenance of computer software through conversion of computer program data or information; computer services, namely, creating indices of information, sites and other resources available on computer networks; computer data recovery services; and integration of computer systems and networks