42 Computer software design for COVID-19 related health screening services; computer software design; computer software design and updating; computer software design, computer programming, and maintenance of computer software; computer software development; computer software development, computer programming and maintenance of computer software for the automation and optimization of COVID-19 related health screening; design and development of computer software; design and development of computer software for the automation and optimization of COVID-19 related health screening; design, development, installation and maintenance of computer software; design, maintenance, development and updating of computer software; software authoring; software as a service (SAAS) services featuring software for the automation and optimization of COVID-19 related health screening; updating and design of computer software